AI-generatedSaint-Pierre, Réunion at a glance
- Best time
- Apr – Dec
- Warmest month
- Jan · 31°
- Warmest sea
- Feb · 28.0°
- Sunshine a year
- 2,800 h
- Rain a year
- 1,311 mm
- Climate
- Tropical
- Time zone
- UTC+4
- Elevation
- 36 m
Climate in Saint-Pierre, Réunion
Saint-Pierre, Réunion has a tropical climate: it is warm all year round, and the seasons differ mainly in how much rain falls. January is the warmest month with average highs of 31 °C, while July is the coolest at 26 °C. With around 2,800 hours of sunshine a year, Saint-Pierre, Réunion is sunny; June is the sunniest month with 8.2 hours a day.
Holiday weather through the year
Best time to visit Saint-Pierre, Réunion
The best time to visit Saint-Pierre, Réunion is from April to December. For a beach holiday – sea from 21 °C, warm and mostly dry – go in June and from August to October. For sightseeing, day trips and hiking, conditions are most comfortable in June and from August to October. The rainy season is from January to March; the wettest month is January with 269 mm.
Saint-Pierre, Réunion through the seasons
How the weather changes over the seasons, with averages for each.
Saint-Pierre, Réunion in the dry season
Apr – Dec
Excellent
- 26–30 °C by day
- Sea 25 °C
- 7.9 h of sun a day
- 126 rainy days in all
Saint-Pierre, Réunion in the rainy season
Jan – Mar
Good
- 31 °C by day
- Sea 28 °C
- 7.1 h of sun a day
- 67 rainy days in all
Which month for what?
Beach & swimming
Jun, Aug – Oct
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
Jun, Aug – Oct
15–28 °C and not too much rain
Rainy months
Jan – Mar
Rainy season or more than 12 rainy days
Find your perfect month
Tell us what you like and we rate every month in Saint-Pierre, Réunion for you.
Your best months: June, September – October
Based on the climate averages; tap a month to see its details.
Weather in October
Weather in October
Holiday weather in October
Excellent
Best time to visit: April – December
Where to go in OctoberSea temperature in October
Good forBeach & swimmingSightseeing & walks
A typical day in October
- Morning, 08:00: about 23°
- Midday, 13:00: about 28°
- Afternoon, 16:00: about 27°
- Evening, 20:00: about 24°
- Night, 23:00: about 22°
05:4718:20
Warm enough for a T-shirt in the evening.
Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.
Light for photos in October
- Golden hour
- Morning 05:33–06:17 · evening 17:51–18:34
- Blue hour
- Morning 05:25–05:33 · evening 18:34–18:43
Golden hour: the sun between 4° below and 6° above the horizon; blue hour: 6° to 4° below it. Times for the 15th of the month; mountains and clouds shift the light.
October in Saint-Pierre, Réunion compared with home
Loading the climate at home …
Early or late October?
In October, daytime highs rise from about 27° at the start of the month to 29° at the end. The sea warms from 24° to 25°. The days get 0.6 h longer.
| October | 1 Oct | 31 Oct |
|---|---|---|
| Daytime high | 27° | 29° |
| Night-time low | 20° | 21° |
| Sea | 24° | 25° |
| Daylight | 12.3 h | 12.8 h |
What is the weather like in Saint-Pierre, Réunion in October?
In October, Saint-Pierre, Réunion is hot: daytime highs average 28 °C, and even at night it stays warm at around 20 °C. The sea averages 24.2 °C – pleasant for swimming. The sun shines for around 8.2 hours a day. Rain is frequent, with about 12 rainy days and 50 mm in total. All in all, October is an excellent month for a holiday in Saint-Pierre, Réunion.
More details for October
- Daylight
- 12 h 33 min05:47 – 18:20
- UV index
- 12 · extremeclear sky, noon (estimate)All months
- Muggy days
- 9 daysdew point 18 °C or moreAll months
- Wind
- 11 km/haverage daily peakAll months
- Cloud cover
- 46 %on averageAll months
- Hot days
- 2 days30 °C or moreAll months
- Time zone
- UTC+4offset from UTC
How the score comes together
- Temperatureweight 35 %100 %
- Seaweight 25 %100 %
- Sunshineweight 20 %87 %
- Few rainy daysweight 20 %46 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in October
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Rain jacket or umbrella
Compare two months in Saint-Pierre, Réunion
Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.
October and June bring similar holiday weather to Saint-Pierre, Réunion (score 86 and 86). In June, days are 2 °C cooler than in October. The sea is 1 °C warmer in June.
| Month | October | June |
|---|---|---|
| Holiday weather score | 86 | 86 |
| Daytime high | 28° | 26° |
| Night-time low | 20° | 20° |
| Sea | 24.2° | 25.1° |
| Sunshine | 8.2 h | 8.2 h |
| Rainy days | 12 | 12 |
| Rainfall | 50 mm | 43 mm |
| Muggy days | 9 | 5better |
Based on the climate averages 1996–2025.
Saint-Pierre, Réunion month by month
The typical weather for every month at a glance.
74January31° · Sea 28° · 7.1 h
In January, Saint-Pierre, Réunion is hot: daytime highs average 31 °C, and even at night it stays warm at around 25 °C. The sea averages 27.6 °C – lovely and warm for swimming. The sun shines for around 7.1 hours a day. It is the rainy season: rain falls on about 22 days, totalling 269 mm. On about 24 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, January is a good month for a holiday in Saint-Pierre, Réunion.
Saint-Pierre, Réunion in January73February31° · Sea 28° · 7.0 h
In February, Saint-Pierre, Réunion is hot: daytime highs average 31 °C, and even at night it stays warm at around 25 °C. The sea averages 28.0 °C – lovely and warm for swimming. The sun shines for around 7.0 hours a day. It is the rainy season: rain falls on about 22 days, totalling 253 mm. On about 24 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, February is a good month for a holiday in Saint-Pierre, Réunion.
Saint-Pierre, Réunion in February74March31° · Sea 28° · 7.2 h
In March, Saint-Pierre, Réunion is hot: daytime highs average 31 °C, and even at night it stays warm at around 25 °C. The sea averages 28.0 °C – lovely and warm for swimming. The sun shines for around 7.2 hours a day. It is the rainy season: rain falls on about 22 days, totalling 205 mm. On about 25 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, March is a good month for a holiday in Saint-Pierre, Réunion.
Saint-Pierre, Réunion in March76April30° · Sea 28° · 7.5 h
In April, Saint-Pierre, Réunion is hot: daytime highs average 30 °C, and even at night it stays warm at around 24 °C. The sea averages 27.5 °C – lovely and warm for swimming. The sun shines for around 7.5 hours a day. It rains often – on about 17 days, adding up to 89 mm. On about 17 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, April is a good month for a holiday in Saint-Pierre, Réunion.
Saint-Pierre, Réunion in April78May28° · Sea 26° · 7.6 h
In May, Saint-Pierre, Réunion is hot: daytime highs average 28 °C, and even at night it stays warm at around 22 °C. The sea averages 26.4 °C – lovely and warm for swimming. The sun shines for around 7.6 hours a day. It rains often – on about 16 days, adding up to 69 mm. The air is often humid and muggy. All in all, May is a good month for a holiday in Saint-Pierre, Réunion.
Saint-Pierre, Réunion in May86June26° · Sea 25° · 8.2 h
In June, Saint-Pierre, Réunion is warm: daytime highs average 26 °C, and even at night it stays warm at around 20 °C. The sea averages 25.1 °C – pleasant for swimming. The sun shines for around 8.2 hours a day. Rain is frequent, with about 12 rainy days and 43 mm in total. All in all, June is an excellent month for a holiday in Saint-Pierre, Réunion.
Saint-Pierre, Réunion in June83July26° · Sea 24° · 8.0 h
In July, Saint-Pierre, Réunion is warm: daytime highs average 26 °C, and nights cool down to about 19 °C. The sea averages 23.9 °C – pleasant for swimming. The sun shines for around 8.0 hours a day. Rain is frequent, with about 13 rainy days and 41 mm in total. All in all, July is an excellent month for a holiday in Saint-Pierre, Réunion.
Saint-Pierre, Réunion in July85August26° · Sea 24° · 7.9 h
In August, Saint-Pierre, Réunion is warm: daytime highs average 26 °C, and nights cool down to about 19 °C. The sea averages 23.5 °C – pleasant for swimming. The sun shines for around 7.9 hours a day. Rain is frequent, with about 11 rainy days and 37 mm in total. All in all, August is an excellent month for a holiday in Saint-Pierre, Réunion.
Saint-Pierre, Réunion in August86September27° · Sea 24° · 7.9 h
In September, Saint-Pierre, Réunion is warm: daytime highs average 27 °C, and nights cool down to about 19 °C. The sea averages 23.5 °C – pleasant for swimming. The sun shines for around 7.9 hours a day. Rain is frequent, with about 10 rainy days and 35 mm in total. All in all, September is an excellent month for a holiday in Saint-Pierre, Réunion.
Saint-Pierre, Réunion in September86October28° · Sea 24° · 8.2 h
In October, Saint-Pierre, Réunion is hot: daytime highs average 28 °C, and even at night it stays warm at around 20 °C. The sea averages 24.2 °C – pleasant for swimming. The sun shines for around 8.2 hours a day. Rain is frequent, with about 12 rainy days and 50 mm in total. All in all, October is an excellent month for a holiday in Saint-Pierre, Réunion.
Saint-Pierre, Réunion in October79November29° · Sea 25° · 7.9 h
In November, Saint-Pierre, Réunion is hot: daytime highs average 29 °C, and even at night it stays warm at around 22 °C. The sea averages 25.4 °C – pleasant for swimming. The sun shines for around 7.9 hours a day. It rains often – on about 16 days, adding up to 89 mm. On about 7 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, November is a good month for a holiday in Saint-Pierre, Réunion.
Saint-Pierre, Réunion in November75December30° · Sea 27° · 7.5 h
In December, Saint-Pierre, Réunion is hot: daytime highs average 30 °C, and even at night it stays warm at around 24 °C. The sea averages 26.8 °C – lovely and warm for swimming. The sun shines for around 7.5 hours a day. It rains often – on about 20 days, adding up to 132 mm. On about 18 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, December is a good month for a holiday in Saint-Pierre, Réunion.
Saint-Pierre, Réunion in DecemberClimate in detail
Year & climate tableWarmest in January: 31°
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Nights and sleep in Saint-Pierre, Réunion
How warm the nights get in each month, from the mean night-time low. Tap a month for details.
- Pleasant 15–20°
- Warm 20–24°
- Hot 24° and more
- muggy month (15+ muggy days)
WarmOctober: nights around 20°. Tropical nights: a fan or air conditioning helps. Muggy on about 9 days (dew point 18 °C or more).
The coolest nights are in August (19°), the warmest in February (25°). Tropical nights of 20 °C and more are the rule from October to June; then air conditioning or a fan helps you sleep. Nights are pleasant for sleeping (15 to 20 °C) from July to September. It is muggy (dew point 18 °C or more) on about 205 days a year, mostly from November to May.
Temperatures through the year
Average daytime high, night-time low and sea temperature per month.
| Month | Score | Day | Night | Sea | Sun | Rain days | Rain mm |
|---|---|---|---|---|---|---|---|
| JanuaryJan | 74 | 31° | 25° | 27.6° | 7.1 h | 22 | 269 |
| FebruaryFeb | 73 | 31° | 25° | 28.0° | 7.0 h | 22 | 253 |
| MarchMar | 74 | 31° | 25° | 28.0° | 7.2 h | 22 | 205 |
| AprilApr | 76 | 30° | 24° | 27.5° | 7.5 h | 17 | 89 |
| MayMay | 78 | 28° | 22° | 26.4° | 7.6 h | 16 | 69 |
| JuneJun | 86 | 26° | 20° | 25.1° | 8.2 h | 12 | 43 |
| JulyJul | 83 | 26° | 19° | 23.9° | 8.0 h | 13 | 41 |
| AugustAug | 85 | 26° | 19° | 23.5° | 7.9 h | 11 | 37 |
| SeptemberSep | 86 | 27° | 19° | 23.5° | 7.9 h | 10 | 35 |
| OctoberOct | 86 | 28° | 20° | 24.2° | 8.2 h | 12 | 50 |
| NovemberNov | 79 | 29° | 22° | 25.4° | 7.9 h | 16 | 89 |
| DecemberDec | 75 | 30° | 24° | 26.8° | 7.5 h | 20 | 132 |
Climate averages 1996–2025 (sunshine partly WMO station normals 1991–2020), not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences
21.34° S, 55.48° E · 36 m · Indian/Reunion
Sea temperatureUp to 28° in February
Sea temperature in Saint-Pierre, Réunion
Monthly sea surface temperature with the range of cooler and warmer years.
8 in 10 years: 23.4 – 25.2 °C
Swimming season: all year
- cold
- fresh
- refreshing
- pleasant
- warm
- very warm
The sea temperature in Saint-Pierre, Réunion ranges from 23.5 °C in August to 28.0 °C in February. At 20 °C and more, the sea is warm enough for swimming all year round.
The sea warms up slowly: it is warmest in February, while the air already peaks in January. The sea temperature varies from year to year: in February, eight out of ten years were between 27.3 and 28.7 °C.
| Month | Average | Cool year | Warm year | Feels |
|---|---|---|---|---|
| JanuaryJan | 27.6° | 26.9° | 28.3° | warm |
| FebruaryFeb | 28.0° | 27.3° | 28.7° | warm |
| MarchMar | 28.0° | 27.3° | 28.6° | warm |
| AprilApr | 27.5° | 26.8° | 28.0° | warm |
| MayMay | 26.4° | 25.9° | 27.1° | warm |
| JuneJun | 25.1° | 24.4° | 25.7° | pleasant |
| JulyJul | 23.9° | 23.2° | 24.5° | pleasant |
| AugustAug | 23.5° | 23.0° | 24.0° | pleasant |
| SeptemberSep | 23.5° | 22.8° | 24.3° | pleasant |
| OctoberOct | 24.2° | 23.4° | 25.2° | pleasant |
| NovemberNov | 25.4° | 24.8° | 26.1° | pleasant |
| DecemberDec | 26.8° | 26.0° | 27.8° | warm |
Sunshine2,800 hours a year
Sunshine hours in Saint-Pierre, Réunion
Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.
In October, the sun shines for about 8.2 of 12.6 hours of daylight in Saint-Pierre, Réunion, 65 % of the daylight hours.
Sunshine hours: estimated from radiation data (ERA5, 1996–2025) and calibrated against measured station values; no weather station is close enough here. Daylight is the time from sunrise to sunset on the 15th of the month.
Rain1,311 mm a year, most in January
Rain in Saint-Pierre, Réunion: rainy days and rainfall
A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.
In October, Saint-Pierre, Réunion has about 12 rainy days with 50 mm of rain in total.
UV indexUp to 12 in January
UV index in Saint-Pierre, Réunion
How strong the sun is at noon, month by month, and how quickly unprotected skin burns.
- Clear-sky UV in October
- 12 · extremeAvoid the midday sun; SPF 50+, covering clothes, hat and sunglasses.
The sun is strongest in January (UV 12).
Minutes until sunburn in October
- Very fair skin
- about 10 min
- Fair skin
- about 15 min
- Light brown skin
- about 20 min
- Olive skin
- about 25 min
Rough guide for unprotected skin at noon under a clear sky; clouds lengthen the time, water, sand and snow shorten it. Sunscreen extends the time only partly.
Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.
Wind & cloudsWindiest in January: 12 km/h
Wind and clouds in Saint-Pierre, Réunion
How breezy and how cloudy Saint-Pierre, Réunion is through the year. Tap a month to select it on the whole page.
Wind
Typical daily peak of the wind in km/h: what the afternoon breeze usually reaches, not the gusts.
In October, the wind in Saint-Pierre, Réunion typically peaks at 11 km/h during the day: Beaufort 2, light breeze or less.
Breezy months for windsurfing and kiting
The daily breeze rarely reaches Beaufort 4 (20 km/h), so wind sports depend on single windy days.
Clouds
Average share of the sky covered by cloud, day and night.
In October, cloud covers on average 46 % of the sky over Saint-Pierre, Réunion: variable cloud, with about 8.2 hours of sunshine a day.
Wind: mean daily maximum of the hourly wind 10 m above ground (ERA5, 1996–2025). Gusts are stronger, and the model grid of about 28 km smooths out local effects such as capes and valley winds. Clouds: mean total cloud cover of all layers over day and night (ERA5, 1996–2025). Thin high cloud counts as cover even when the sun still shines through.
Heat & humidity118 days of 30° or more a year
Heat and humidity in Saint-Pierre, Réunion
How often the day gets hot in Saint-Pierre, Réunion (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.
Heat calendar
- pleasant
- some hot or muggy days
- often muggy
- often hot
- hot and muggy
In October, Saint-Pierre, Réunion has about 2 hot days, with an average daytime high of 28 °C: some hot or muggy days. Single hot or muggy days are possible; a hat and water bottle are enough.
Hot days reach at least 30 °C; a month counts as muggy when the mean dew point reaches 18 °C on at least 15 days. Averages from ERA5 and ERA5-Land, 1996–2025. Muggy nights through the year
Planning a trip to Saint-Pierre, Réunion
Weather for your travel dates
Pick your arrival and length of stay, and we sum up the weather to expect.
Saint-Pierre, Réunion in the school holidays
How the weather suits the usual holiday periods. Dates vary by school and region, so each holiday uses the months it usually falls in.
Saint-Pierre, Réunion has its best school-holiday weather during October half-term (score 86) and its weakest during the Easter holidays (score 75).
- 75
Easter holidays
Mar – Apr
Good
- 30 °C by day
- Sea 28 °C
- 7.4 h of sun a day
- 19 rainy days a month
Keep in mind: Frequent rain, Storm season
- 80
May half-term
May – Jun
Excellent
- 28 °C by day
- Sea 26 °C
- 7.7 h of sun a day
- 15 rainy days a month
- 84
Summer holidays
Jul – Aug
Excellent
- 26 °C by day
- Sea 24 °C
- 7.9 h of sun a day
- 11 rainy days a month
- 86
October half-term
Oct
ExcellentBest holidays
- 28 °C by day
- Sea 24 °C
- 8.2 h of sun a day
- 12 rainy days a month
Good for: Beach & swimming, Sightseeing & walks
- 75
Christmas holidays
Dec – Jan
Good
- 31 °C by day
- Sea 27 °C
- 7.3 h of sun a day
- 21 rainy days a month
Keep in mind: Frequent rain, Storm season
Based on the climate averages 1996–2025.
Getting there
Flying from
- Nonstop flight
- about 12 h 15 min
- Distance
- 9,750 km
- Time zone
- UTC+4
- Jet lag
- About 3 days (3 h east)
Rule of thumb for flying east: for a few days before, go to bed and get up a little earlier, and get plenty of morning light at your destination.
Most routes need a change of planes, which adds time.
Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.
Good to know: Réunion
- Currency
- Euro (EUR)
- Language
- French
- Sockets
- Type E · 220 V
- Traffic
- Drives on the right
- Dialling code
- +262
- Emergency number
- 112
UK plugs need a travel adapter
Sources: GeoNames (CC BY 4.0) and Wikidata (CC0). Please check details before you travel.
Storm season
Saint-Pierre, Réunion lies in an area that cyclones from the south-western Indian Ocean can reach. The cyclone season runs from November to April, with most storms from January to March. A direct hit on any one place is rare, but if you travel then, keep an eye on weather warnings and book flexibly.
- January: Peak
- February: Peak
- March: Peak
- April: Season
- May
- June
- July
- August
- September
- October
- November: Season
- December: Season
Official season dates of the regional warning centres (NOAA, JMA, IMD, Météo-France, BoM, Fiji Meteorological Service); not a forecast.
Compare & alternatives
Compare with another place
Saint-Pierre, Réunion compared
Put Saint-Pierre, Réunion side by side with another destination.
Saint-Pierre vs Saint-Denis
In October the holiday weather in Saint-Pierre and Saint-Denis is about equally good (score 86 vs 85). During the day Saint-Denis is 2 °C cooler than Saint-Pierre. The sea is about equally warm.
| in October | Saint-Pierre | Saint-Denis |
|---|---|---|
| Holiday weather score | 86 | 85 |
| Daytime high | 28° | 26° |
| Sea | 24° | 24° |
| Sunshine | 8 h | 8 h |
| Rainy days | 12 | 12 |
| Best time | Apr – Dec | May – Nov |
Through the year
Best places in the country
Réunion in October: the best places
In October, Saint-Pierre ranks 1 of 2 destinations in this country.
- Saint-PierreThis page28°24°86
- 2Saint-Denis26°24°81
Places nearby4 places within 248 km
Near Saint-Pierre, Réunion
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Destinations whose weather through the year is closest to Saint-Pierre, Réunion's – good alternatives.
Frequently asked questions about Saint-Pierre, Réunion
When is the best time to visit Saint-Pierre, Réunion?
The best time to visit Saint-Pierre, Réunion is from April to December. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
How warm is the sea in Saint-Pierre, Réunion?
The sea temperature in Saint-Pierre, Réunion ranges from 23.5 °C in August to 28.0 °C in February. At 20 °C and more, the sea is warm enough for swimming all year round.
Can you swim in Saint-Pierre, Réunion in October?
Yes. In October the sea averages 24.2 °C – pleasant for swimming.
What is the warmest month in Saint-Pierre, Réunion?
January is the warmest month, with average highs of 31 °C and nights around 25 °C. July is the coolest month at 26 °C.
When does it rain most in Saint-Pierre, Réunion?
The rainy season is from January to March; the wettest month is January with 269 mm. The driest month is September with 35 mm.
How many hours of sunshine does Saint-Pierre, Réunion get?
Saint-Pierre, Réunion gets around 2,800 hours of sunshine a year. The sunniest month is June with 8.2 hours a day; in February there are 7.0 hours a day.
What time zone is Saint-Pierre, Réunion in?
Saint-Pierre, Réunion is on UTC+4 all year.
How long is the flight from London to Saint-Pierre, Réunion?
A nonstop flight from London to Saint-Pierre, Réunion takes about 12 h 15 min, for a straight-line distance of about 9,750 km. Most routes need a change of planes, which adds time.
When is cyclone season in Saint-Pierre, Réunion?
Saint-Pierre, Réunion lies in an area that cyclones from the south-western Indian Ocean can reach. The cyclone season runs from November to April, with most storms from January to March. A direct hit on any one place is rare, but if you travel then, keep an eye on weather warnings and book flexibly.
Which school holidays are best for Saint-Pierre, Réunion?
Saint-Pierre, Réunion has its best school-holiday weather during October half-term (score 86) and its weakest during the Easter holidays (score 75). Holiday ratings (0–100): Easter holidays 75, May half-term 80, summer holidays 84, October half-term 86, Christmas holidays 75.