AI-generatedPort Louis at a glance
- Best time
- May – Nov
- Warmest month
- Jan · 30°
- Warmest sea
- Feb · 28.1°
- Sunshine a year
- 2,770 h
- Rain a year
- 1,032 mm
- Climate
- Tropical
- Time zone
- UTC+4
- Elevation
- 3 m
Climate in Port Louis
Port Louis 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 30 °C, while July is the coolest at 25 °C. With around 2,770 hours of sunshine a year, Port Louis is sunny; December is the sunniest month with 9.2 hours a day.
Holiday weather through the year
Weather in October
Holiday weather in October
Excellent
Best time to visit: May – November
Good forBeach & swimmingSightseeing & walks
A typical day in October
- Morning, 08:00: about 24°
- Midday, 13:00: about 27°
- Afternoon, 16:00: about 26°
- Evening, 20:00: about 24°
- Night, 23:00: about 23°
05:4018:11
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 05:26–06:09 · evening 17:42–18:25
- Blue hour
- Morning 05:17–05:26 · evening 18:25–18:34
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.
What is the weather like in Port Louis in October?
In October, Port Louis is hot: daytime highs average 27 °C, and even at night it stays warm at around 21 °C. The sea averages 24.3 °C – pleasant for swimming. The sun shines for around 8 hours a day. Rain is frequent, with about 10 rainy days and 34 mm in total. All in all, October is an excellent month for a holiday in Port Louis.
More details for October
- Daylight
- 12 h 32 min05:40 – 18:11
- UV index
- 12 · extremeclear sky, noon (estimate)All months
- Muggy days
- 10 daysdew point 18 °C or moreAll months
- Wind
- 26 km/haverage daily peakAll months
- Cloud cover
- 45 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Time zone
- UTC+4Indian/Mauritius
How the score comes together
- Temperatureweight 50 %100 %
- Sunshineweight 20 %85 %
- Few rainy daysweight 30 %56 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in October
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Rain jacket or umbrella
Sea temperature in Port Louis
Monthly sea surface temperature with the range of cooler and warmer years.
8 in 10 years: 23.4 – 25.0 °C
Swimming season: All year
- cold
- fresh
- refreshing
- pleasant
- warm
- very warm
The sea temperature in Port Louis ranges from 23.6 °C in August to 28.1 °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 27.2 and 28.8 °C.
| Month | Average | Cool year | Warm year | Feels |
|---|---|---|---|---|
| JanuaryJan | 27.8° | 26.9° | 28.4° | warm |
| FebruaryFeb | 28.1° | 27.2° | 28.8° | warm |
| MarchMar | 28.1° | 27.5° | 28.8° | warm |
| AprilApr | 27.6° | 26.9° | 28.2° | warm |
| MayMay | 26.7° | 26.1° | 27.4° | warm |
| JuneJun | 25.2° | 24.5° | 25.9° | pleasant |
| JulyJul | 24.1° | 23.4° | 24.8° | pleasant |
| AugustAug | 23.6° | 23.1° | 24.4° | pleasant |
| SeptemberSep | 23.7° | 23.1° | 24.6° | pleasant |
| OctoberOct | 24.3° | 23.4° | 25.0° | pleasant |
| NovemberNov | 25.5° | 24.8° | 26.3° | pleasant |
| DecemberDec | 27.0° | 26.4° | 28.0° | warm |
Sunshine hours in Port Louis
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 8.1 of 12.5 hours of daylight in Port Louis, 65 % of the day.
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.
UV index in Port Louis
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 it, 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.
Rain in Port Louis: 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, Port Louis has about 10 rainy days with 34 mm of rain in total.
Wind and clouds in Port Louis
How breezy and how cloudy Port Louis 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 Port Louis typically peaks at 26 km/h during the day: Beaufort 4, moderate breeze.
Breezy months for windsurfing and kiting
From Beaufort 4 (20 km/h) the daily breeze is usually enough for windsurfing and often for kiting, and here it gets there all year.
Clouds
Average share of the sky covered by cloud, day and night.
In October, cloud covers on average 45 % of the sky over Port Louis: variable cloud, with about 8.1 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 and humidity in Port Louis
How often the day gets hot in Port Louis (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, Port Louis has about 0 hot days, with an average daytime high of 27 °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
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Nights and sleep in Port Louis
How warm the nights get in each month, from the mean night-time low. Tap a month for details.
- Warm 20–24°
- Hot 24° and more
- muggy month (10+ muggy days)
WarmOctober: nights around 21°. Tropical nights: a fan or air conditioning helps. Muggy on about 10 days (dew point 18 °C or more).
The coolest nights are in August (20°), the warmest in February (25°). Nights stay tropical all year (20 °C and more), so a room with air conditioning or at least a fan pays off. It is muggy (dew point 18 °C or more) on about 221 days a year, mostly from October 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 | 51 | 30° | 25° | 27.8° | 8.1 h | 25 | 194 |
| FebruaryFeb | 51 | 30° | 25° | 28.1° | 7.9 h | 24 | 186 |
| MarchMar | 50 | 29° | 25° | 28.1° | 7.5 h | 23 | 149 |
| AprilApr | 54 | 29° | 24° | 27.6° | 7.3 h | 20 | 96 |
| MayMay | 69 | 27° | 23° | 26.7° | 7.0 h | 15 | 63 |
| JuneJun | 76 | 26° | 21° | 25.2° | 6.4 h | 11 | 38 |
| JulyJul | 71 | 25° | 20° | 24.1° | 6.3 h | 13 | 39 |
| AugustAug | 77 | 25° | 20° | 23.6° | 6.7 h | 11 | 38 |
| SeptemberSep | 79 | 26° | 20° | 23.7° | 7.6 h | 12 | 36 |
| OctoberOct | 84 | 27° | 21° | 24.3° | 8.1 h | 10 | 34 |
| NovemberNov | 71 | 28° | 23° | 25.5° | 8.8 h | 13 | 54 |
| DecemberDec | 55 | 29° | 24° | 27.0° | 9.2 h | 19 | 104 |
Climate averages 1996–2025, 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
20.16° S, 57.50° E · 3 m · Indian/Mauritius
Best time to visit Port Louis
The best time to visit Port Louis is from May to November. For a beach holiday with the sea above 21 °C, 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. Rain is most frequent in July and from November to May; the wettest month is January with 194 mm.
Port Louis through the seasons
How the weather changes over the seasons, with averages for each.
Port Louis in the dry season
Jun, Aug – Oct
Good
- 25–27 °C by day
- Sea 24 °C
- 7 h of sun a day
- 44 rainy days in all
Port Louis in the rainy season
Jul, Nov – May
Fair
- 25–30 °C by day
- Sea 27 °C
- 8 h of sun a day
- 153 rainy days in all
Find your perfect month
Tell us what you like and we rate every month in Port Louis for you.
Your best months: July – September
Based on the climate averages; tap a month to see its details.
Compare two months in Port Louis
Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.
October has the better holiday weather in Port Louis: score 84 against 79. In September, days are 1 °C cooler than in October. The sea is 1 °C cooler in September. September has 2 more rainy days.
| Month | October | September |
|---|---|---|
| Weather score | 84better | 79 |
| Day high | 27° | 26° |
| Night low | 21° | 20° |
| Sea | 24.3° | 23.7° |
| Sunshine | 8.1 hbetter | 7.6 h |
| Rainy days | 10better | 12 |
| Rainfall | 34 mm | 36 mm |
| Muggy days | 10 | 4better |
Based on the climate averages 1996–2025.
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
Jul, Nov – May
12 or more rainy days
Port Louis month by month
The typical weather for every month at a glance.
51January30° · Sea 28° · 8 h
In January, Port Louis is hot: daytime highs average 30 °C, and even at night it stays warm at around 25 °C. The sea averages 27.8 °C – lovely and warm for swimming. The sun shines for around 8 hours a day. It is the rainy season: rain falls on about 25 days, totalling 194 mm. On about 11 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, January is a so-so month for a holiday in Port Louis.
Port Louis in January51February30° · Sea 28° · 8 h
In February, Port Louis is hot: daytime highs average 30 °C, and even at night it stays warm at around 25 °C. The sea averages 28.1 °C – lovely and warm for swimming. The sun shines for around 8 hours a day. It is the rainy season: rain falls on about 24 days, totalling 186 mm. On about 9 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, February is a so-so month for a holiday in Port Louis.
Port Louis in February50March29° · Sea 28° · 8 h
In March, Port Louis is hot: daytime highs average 29 °C, and even at night it stays warm at around 25 °C. The sea averages 28.1 °C – lovely and warm for swimming. The sun shines for around 8 hours a day. It is the rainy season: rain falls on about 23 days, totalling 149 mm. On about 9 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, March is a so-so month for a holiday in Port Louis.
Port Louis in March54April29° · Sea 28° · 7 h
In April, Port Louis is hot: daytime highs average 29 °C, and even at night it stays warm at around 24 °C. The sea averages 27.6 °C – lovely and warm for swimming. The sun shines for around 7 hours a day. It is the rainy season: rain falls on about 20 days, totalling 96 mm. The air is often humid and muggy. All in all, April is a so-so month for a holiday in Port Louis.
Port Louis in April69May27° · Sea 27° · 7 h
In May, Port Louis is hot: daytime highs average 27 °C, and even at night it stays warm at around 23 °C. The sea averages 26.7 °C – lovely and warm for swimming. The sun shines for around 7 hours a day. It is the rainy season: rain falls on about 15 days, totalling 63 mm. The air is often humid and muggy. All in all, May is a good month for a holiday in Port Louis.
Port Louis in May76June26° · Sea 25° · 6 h
In June, Port Louis is warm: daytime highs average 26 °C, and even at night it stays warm at around 21 °C. The sea averages 25.2 °C – pleasant for swimming. Expect around 6 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 38 mm in total. It is often windy, with gusts of around 28 km/h. All in all, June is a good month for a holiday in Port Louis.
Port Louis in June71July25° · Sea 24° · 6 h
In July, Port Louis is warm: daytime highs average 25 °C, and even at night it stays warm at around 20 °C. The sea averages 24.1 °C – pleasant for swimming. Expect around 6 hours of sunshine a day. Rain is frequent, with about 13 rainy days and 39 mm in total. It is often windy, with gusts of around 29 km/h. All in all, July is a good month for a holiday in Port Louis.
Port Louis in July77August25° · Sea 24° · 7 h
In August, Port Louis is warm: daytime highs average 25 °C, and even at night it stays warm at around 20 °C. The sea averages 23.6 °C – pleasant for swimming. The sun shines for around 7 hours a day. Rain is frequent, with about 11 rainy days and 38 mm in total. It is often windy, with gusts of around 29 km/h. All in all, August is a good month for a holiday in Port Louis.
Port Louis in August79September26° · Sea 24° · 8 h
In September, Port Louis is warm: daytime highs average 26 °C, and even at night it stays warm at around 20 °C. The sea averages 23.7 °C – pleasant for swimming. The sun shines for around 8 hours a day. Rain is frequent, with about 12 rainy days and 36 mm in total. All in all, September is a good month for a holiday in Port Louis.
Port Louis in September84October27° · Sea 24° · 8 h
In October, Port Louis is hot: daytime highs average 27 °C, and even at night it stays warm at around 21 °C. The sea averages 24.3 °C – pleasant for swimming. The sun shines for around 8 hours a day. Rain is frequent, with about 10 rainy days and 34 mm in total. All in all, October is an excellent month for a holiday in Port Louis.
Port Louis in October71November28° · Sea 26° · 9 h
In November, Port Louis is hot: daytime highs average 28 °C, and even at night it stays warm at around 23 °C. The sea averages 25.5 °C – pleasant for swimming. The sun shines for around 9 hours a day. Rain is frequent, with about 13 rainy days and 54 mm in total. The air is often humid and muggy. All in all, November is a good month for a holiday in Port Louis.
Port Louis in November55December29° · Sea 27° · 9 h
In December, Port Louis is hot: daytime highs average 29 °C, and even at night it stays warm at around 24 °C. The sea averages 27.0 °C – lovely and warm for swimming. With around 9 hours of sunshine a day, there is plenty of sun. It is the rainy season: rain falls on about 19 days, totalling 104 mm. On about 10 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, December is a so-so month for a holiday in Port Louis.
Port Louis in DecemberPort Louis compared
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Port Louis vs. Grand Baie
In October the holiday weather in Port Louis and Grand Baie is about equally good (score 84 vs. 84). During the day Grand Baie is 2 °C cooler than Port Louis. The sea is about equally warm.
| in October | Port Louis | Grand Baie |
|---|---|---|
| Holiday score | 84 | 84 |
| Daytime high | 27° | 25° |
| Sea | 24° | 24° |
| Sunshine | 8 h | 8 h |
| Rainy days | 10 | 10 |
| Best time | May – Nov | Apr – Jun, Sep – Dec |
Through the year
Mauritius in October: the best places
In October, Port Louis ranks 2 of 2 destinations in this country.
- Grand Baie25°24°88
- 2Port LouisThis page27°24°84
Planning a trip to Port Louis
Weather for your travel dates
Pick your arrival and length of stay, and we sum up the weather to expect.
Port Louis 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.
Port Louis has its best school-holiday weather during October half-term (score 84) and its weakest during the Easter holidays (score 53).
- 53
Easter holidays
Mar – Apr
Fair
- 29 °C by day
- Sea 28 °C
- 7.4 h of sun a day
- 21 rainy days a month
Keep in mind: Frequent rain, Storm season
- 70
May half-term
May – Jun
Good
- 27 °C by day
- Sea 26 °C
- 6.9 h of sun a day
- 14 rainy days a month
Keep in mind: Frequent rain
- 75
Summer holidays
Jul – Aug
Good
- 25 °C by day
- Sea 24 °C
- 6.6 h of sun a day
- 12 rainy days a month
Keep in mind: Frequent rain
- 84
October half-term
Oct
ExcellentBest holidays
- 27 °C by day
- Sea 24 °C
- 8.1 h of sun a day
- 10 rainy days a month
Good for: Beach & swimming, Sightseeing & walks
- 53
Christmas holidays
Dec – Jan
Fair
- 29 °C by day
- Sea 27 °C
- 8.6 h of sun a day
- 22 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.
Storm season
Port Louis 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); not a forecast.
Frequently asked questions about Port Louis
When is the best time to visit Port Louis?
The best time to visit Port Louis is from May to November. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
How warm is the sea in Port Louis?
The sea temperature in Port Louis ranges from 23.6 °C in August to 28.1 °C in February. At 20 °C and more, the sea is warm enough for swimming all year round.
Can you swim in Port Louis in October?
Yes. In October the sea averages 24.3 °C – pleasant for swimming.
What is the warmest month in Port Louis?
January is the warmest month, with average highs of 30 °C and nights around 25 °C. July is the coolest month at 25 °C.
When does it rain most in Port Louis?
Rain is most frequent in July and from November to May; the wettest month is January with 194 mm. The driest month is October with 34 mm.
How many hours of sunshine does Port Louis get?
Port Louis gets around 2,770 hours of sunshine a year. The sunniest month is December with 9.2 hours a day; in July there are 6.3 hours a day.
What time zone is Port Louis in?
Port Louis uses the time zone Indian/Mauritius, at UTC+4 all year.
How long is the flight from London to Port Louis?
A nonstop flight from London to Port Louis 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 Port Louis?
Port Louis 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 Port Louis?
Port Louis has its best school-holiday weather during October half-term (score 84) and its weakest during the Easter holidays (score 53). Holiday ratings (0–100): Easter holidays 53, May half-term 70, Summer holidays 75, October half-term 84, Christmas holidays 53.
Near Port Louis
Other destinations close by.
Places with a climate like Port Louis
Destinations whose weather through the year is closest to Port Louis's – good alternatives.