AI-generatedSt. Petersburg at a glance
- Best time
- Nov – Apr
- Warmest month
- Aug · 32°
- Warmest sea
- Aug · 30.3°
- Sunshine a year
- 2,450 h
- Rain a year
- 1,025 mm
- Climate
- Subtropical
- Time zone
- UTC−5 / UTC−4
- Elevation
- 13 m
Climate in St. Petersburg
St. Petersburg has a subtropical climate with warm summers and mild winters. August is the warmest month with average highs of 32 °C, while January is the coolest at 20 °C. With around 2,450 hours of sunshine a year, St. Petersburg is sunny; May is the sunniest month with 8.2 hours a day.
Holiday weather through the year
Best time to visit St. Petersburg
The best time to visit St. Petersburg is from November to April. For a beach holiday – sea from 21 °C, warm and mostly dry – go from April to May and from October to November. For sightseeing, day trips and hiking, conditions are most comfortable from November to April. Rain is frequent from June to September; the wettest month is July with 164 mm.
St. Petersburg through the seasons
How the weather changes over the seasons, with averages for each.
St. Petersburg in spring
Mar – May
Excellent
- 23–29 °C by day
- Sea 23 °C
- 7.8 h of sun a day
- 20 rainy days in all
St. Petersburg in summer
Jun – Aug
Poor
- 31–32 °C by day
- Sea 30 °C
- 6.8 h of sun a day
- 65 rainy days in all
St. Petersburg in autumn
Sep – Nov
Good
- 25–31 °C by day
- Sea 26 °C
- 6.1 h of sun a day
- 29 rainy days in all
St. Petersburg in winter
Dec – Feb
Excellent
- 20–22 °C by day
- Sea 19 °C
- 6.1 h of sun a day
- 17 rainy days in all
Which month for what?
Beach & swimming
Apr – May, Oct – Nov
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
Nov – Apr
15–28 °C and not too much rain
Rainy months
Jun – Sep
Rainy season or more than 12 rainy days
Find your perfect month
Tell us what you like and we rate every month in St. Petersburg for you.
Your best months: February – March, November
Based on the climate averages; tap a month to see its details.
Weather in October
Weather in October
Holiday weather in October
Good
Best time to visit: November – April
October is the peak of the hurricane season Hurricane season
Where to go in OctoberSea temperature in October
Good forBeach & swimming
Keep in mindStorm season
A typical day in October
- Morning, 08:00: about 23°
- Midday, 13:00: about 28°
- Afternoon, 16:00: about 29°
- Evening, 20:00: about 26°
- Night, 23:00: about 24°
07:3019:03
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 07:15–08:01 · evening 18:31–19:17
- Blue hour
- Morning 07:06–07:15 · evening 19:17–19:26
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 St. Petersburg compared with home
Loading the climate at home …
Early or late October?
In October, daytime highs fall from about 30° at the start of the month to 27° at the end. The sea cools from 28° to 25°. The days get 0.8 h shorter.
| October | 1 Oct | 31 Oct |
|---|---|---|
| Daytime high | 30° | 27° |
| Night-time low | 23° | 20° |
| Sea | 28° | 25° |
| Daylight | 11.9 h | 11.2 h |
What is the weather like in St. Petersburg in October?
In October, St. Petersburg is hot: daytime highs average 29 °C, and even at night it stays warm at around 22 °C. The sea averages 26.8 °C – lovely and warm for swimming. Expect around 6.3 hours of sunshine a day. Rain falls on about 8 days, adding up to 58 mm. On about 10 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, October is a good month for a holiday in St. Petersburg.
More details for October
- Daylight
- 11 h 33 min07:30 – 19:03
- UV index
- 7 · highclear sky, noon (estimate)All months
- Muggy days
- 21 daysdew point 18 °C or moreAll months
- Wind
- 17 km/haverage daily peakAll months
- Cloud cover
- 44 %on averageAll months
- Hot days
- 10 days30 °C or moreAll months
- Time zone
- UTC−4offset from UTC
How the score comes together
- Temperatureweight 50 %76 %
- Sunshineweight 20 %55 %
- Few rainy daysweight 30 %74 %
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
- Water bottle – drink plenty
- Insect repellent
Compare two months in St. Petersburg
Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.
April has the better holiday weather in St. Petersburg: score 94 against 71. In April, days are 3 °C cooler than in October. The sea is 4 °C cooler in April. April has 2 fewer rainy days. The sun shines 2 hours longer a day in April.
| Month | October | April |
|---|---|---|
| Holiday weather score | 71 | 94better |
| Daytime high | 29° | 26° |
| Night-time low | 22° | 20° |
| Sea | 26.8° | 23.2° |
| Sunshine | 6.3 h | 8.1 hbetter |
| Rainy days | 8 | 6better |
| Rainfall | 58 mm | 47 mmbetter |
| Muggy days | 21 | 13better |
Based on the climate averages 1996–2025.
St. Petersburg month by month
The typical weather for every month at a glance.
86January20° · Sea 18° · 6.1 h
In January, St. Petersburg is mild: daytime highs average 20 °C, and nights cool down to about 13 °C. The sea averages 17.9 °C – bracing, so a wetsuit helps for longer swims. Expect around 6.1 hours of sunshine a day. Rain falls on about 6 days, adding up to 49 mm. All in all, January is an excellent month for a holiday in St. Petersburg.
St. Petersburg in January88February21° · Sea 18° · 6.4 h
In February, St. Petersburg is warm: daytime highs average 21 °C, and nights cool down to about 14 °C. The sea averages 18.1 °C – bracing, so a wetsuit helps for longer swims. Expect around 6.4 hours of sunshine a day. Rain falls on about 6 days, adding up to 48 mm. All in all, February is an excellent month for a holiday in St. Petersburg.
St. Petersburg in February89March23° · Sea 20° · 7.1 h
In March, St. Petersburg is warm: daytime highs average 23 °C, and nights cool down to about 17 °C. The sea averages 20.4 °C – refreshing for a swim. The sun shines for around 7.1 hours a day. Rain falls on about 6 days, adding up to 54 mm. All in all, March is an excellent month for a holiday in St. Petersburg.
St. Petersburg in March94April26° · Sea 23° · 8.1 h
In April, St. Petersburg is warm: daytime highs average 26 °C, and even at night it stays warm at around 20 °C. The sea averages 23.2 °C – pleasant for swimming. The sun shines for around 8.1 hours a day. Rain falls on about 6 days, adding up to 47 mm. All in all, April is an excellent month for a holiday in St. Petersburg.
St. Petersburg in April73May29° · Sea 26° · 8.2 h
In May, St. Petersburg is hot: daytime highs average 29 °C, and even at night it stays warm at around 23 °C. The sea averages 26.2 °C – lovely and warm for swimming. The sun shines for around 8.2 hours a day. Rain falls on about 8 days, adding up to 66 mm. On about 12 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, May is a good month for a holiday in St. Petersburg.
St. Petersburg in May36June31° · Sea 29° · 7.0 h
In June, St. Petersburg is hot: daytime highs average 31 °C, and even at night it stays warm at around 25 °C. The sea averages 28.7 °C – lovely and warm for swimming. The sun shines for around 7.0 hours a day. It rains often – on about 19 days, adding up to 154 mm. On about 24 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, June is not an ideal month for a holiday in St. Petersburg.
St. Petersburg in June32July32° · Sea 30° · 6.8 h
In July, St. Petersburg is hot: daytime highs average 32 °C, and even at night it stays warm at around 26 °C. The sea averages 30.0 °C – almost as warm as a bath. The sun shines for around 6.8 hours a day. It rains often – on about 23 days, adding up to 164 mm. On about 29 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, July is not an ideal month for a holiday in St. Petersburg.
St. Petersburg in July31August32° · Sea 30° · 6.7 h
In August, St. Petersburg is hot: daytime highs average 32 °C, and even at night it stays warm at around 26 °C. The sea averages 30.3 °C – almost as warm as a bath. The sun shines for around 6.7 hours a day. It rains often – on about 23 days, adding up to 155 mm. On about 29 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, August is not an ideal month for a holiday in St. Petersburg.
St. Petersburg in August33September31° · Sea 29° · 5.9 h
In September, St. Petersburg is hot: daytime highs average 31 °C, and even at night it stays warm at around 25 °C. The sea averages 29.4 °C – almost as warm as a bath. Expect around 5.9 hours of sunshine a day. It rains often – on about 17 days, adding up to 146 mm. On about 26 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, September is not an ideal month for a holiday in St. Petersburg.
St. Petersburg in September71October29° · Sea 27° · 6.3 h
In October, St. Petersburg is hot: daytime highs average 29 °C, and even at night it stays warm at around 22 °C. The sea averages 26.8 °C – lovely and warm for swimming. Expect around 6.3 hours of sunshine a day. Rain falls on about 8 days, adding up to 58 mm. On about 10 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, October is a good month for a holiday in St. Petersburg.
St. Petersburg in October90November25° · Sea 23° · 6.2 h
In November, St. Petersburg is warm: daytime highs average 25 °C, and nights cool down to about 18 °C. The sea averages 22.9 °C – refreshing for a swim. Expect around 6.2 hours of sunshine a day. Rain is rare: about 4 days bring 40 mm in total. All in all, November is an excellent month for a holiday in St. Petersburg.
St. Petersburg in November86December22° · Sea 20° · 5.7 h
In December, St. Petersburg is warm: daytime highs average 22 °C, and nights cool down to about 15 °C. The sea averages 20.2 °C – refreshing for a swim. Expect around 5.7 hours of sunshine a day. Rain falls on about 5 days, adding up to 47 mm. All in all, December is an excellent month for a holiday in St. Petersburg.
St. Petersburg in DecemberClimate in detail
Year & climate table
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Nights and sleep in St. Petersburg
How warm the nights get in each month, from the mean night-time low. Tap a month for details.
- Cool 8–15°
- Pleasant 15–20°
- Warm 20–24°
- Hot 24° and more
- muggy month (15+ muggy days)
WarmOctober: nights around 22°. Tropical nights: a fan or air conditioning helps. Muggy on about 21 days (dew point 18 °C or more).
The coolest nights are in January (13°), the warmest in July (26°). Tropical nights of 20 °C and more are the rule from April to October; then air conditioning or a fan helps you sleep. Nights are pleasant for sleeping (15 to 20 °C) in March and from November to December. It is muggy (dew point 18 °C or more) on about 212 days a year, mostly from May to October.
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 | 86 | 20° | 13° | 17.9° | 6.1 h | 6 | 49 |
| FebruaryFeb | 88 | 21° | 14° | 18.1° | 6.4 h | 6 | 48 |
| MarchMar | 89 | 23° | 17° | 20.4° | 7.1 h | 6 | 54 |
| AprilApr | 94 | 26° | 20° | 23.2° | 8.1 h | 6 | 47 |
| MayMay | 73 | 29° | 23° | 26.2° | 8.2 h | 8 | 66 |
| JuneJun | 36 | 31° | 25° | 28.7° | 7.0 h | 19 | 154 |
| JulyJul | 32 | 32° | 26° | 30.0° | 6.8 h | 23 | 164 |
| AugustAug | 31 | 32° | 26° | 30.3° | 6.7 h | 23 | 155 |
| SeptemberSep | 33 | 31° | 25° | 29.4° | 5.9 h | 17 | 146 |
| OctoberOct | 71 | 29° | 22° | 26.8° | 6.3 h | 8 | 58 |
| NovemberNov | 90 | 25° | 18° | 22.9° | 6.2 h | 4 | 40 |
| DecemberDec | 86 | 22° | 15° | 20.2° | 5.7 h | 5 | 47 |
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
27.77° N, 82.68° W · 13 m · America/New_York
Sea temperature
Sea temperature in St. Petersburg
Monthly sea surface temperature with the range of cooler and warmer years.
8 in 10 years: 25.9 – 27.9 °C
Swimming season: Mar – Dec
- cold
- fresh
- refreshing
- pleasant
- warm
- very warm
The sea temperature in St. Petersburg ranges from 17.9 °C in January to 30.3 °C in August. It is warm enough for a comfortable swim (20 °C and more) from March to December.
The sea temperature varies from year to year: in August, eight out of ten years were between 29.6 and 30.9 °C.
| Month | Average | Cool year | Warm year | Feels |
|---|---|---|---|---|
| JanuaryJan | 17.9° | 15.1° | 19.5° | fresh |
| FebruaryFeb | 18.1° | 16.5° | 19.7° | fresh |
| MarchMar | 20.4° | 18.9° | 22.0° | refreshing |
| AprilApr | 23.2° | 21.8° | 24.8° | pleasant |
| MayMay | 26.2° | 25.2° | 27.2° | warm |
| JuneJun | 28.7° | 27.6° | 29.8° | warm |
| JulyJul | 30.0° | 29.1° | 31.2° | very warm |
| AugustAug | 30.3° | 29.6° | 30.9° | very warm |
| SeptemberSep | 29.4° | 28.7° | 29.9° | very warm |
| OctoberOct | 26.8° | 25.9° | 27.9° | warm |
| NovemberNov | 22.9° | 21.4° | 24.1° | refreshing |
| DecemberDec | 20.2° | 18.9° | 21.7° | refreshing |
Sunshine
Sunshine hours in St. Petersburg
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 6.3 of 11.5 hours of daylight in St. Petersburg, 55 % 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.
Rain
Rain in St. Petersburg: 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, St. Petersburg has about 8 rainy days with 58 mm of rain in total.
UV index
UV index in St. Petersburg
How strong the sun is at noon, month by month, and how quickly unprotected skin burns.
- Clear-sky UV in October
- 7 · highSeek shade around midday; sunscreen SPF 30+, hat and sunglasses.
The sun is strongest in June (UV 12).
Minutes until sunburn in October
- Very fair skin
- about 20 min
- Fair skin
- about 25 min
- Light brown skin
- about 35 min
- Olive skin
- about 45 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 & clouds
Wind and clouds in St. Petersburg
How breezy and how cloudy St. Petersburg 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 St. Petersburg typically peaks at 17 km/h during the day: Beaufort 3, gentle 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: Mar.
Clouds
Average share of the sky covered by cloud, day and night.
In October, cloud covers on average 44 % of the sky over St. Petersburg: mostly sunny, with about 6.3 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 & humidity
Heat and humidity in St. Petersburg
How often the day gets hot in St. Petersburg (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, St. Petersburg has about 10 hot days, with an average daytime high of 29 °C: often muggy. The air feels warmer than the thermometer says: light, airy clothes and slow days help.
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 St. Petersburg
Weather for your travel dates
Pick your arrival and length of stay, and we sum up the weather to expect.
St. Petersburg 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.
St. Petersburg has its best school-holiday weather during the Easter holidays (score 93) and its weakest during the summer holidays (score 31).
- 93
Easter holidays
Mar – Apr
ExcellentBest holidays
- 25 °C by day
- Sea 22 °C
- 7.8 h of sun a day
- 6 rainy days a month
Good for: Sightseeing & walks
- 66
May half-term
May – Jun
Good
- 30 °C by day
- Sea 27 °C
- 8.0 h of sun a day
- 10 rainy days a month
Good for: Beach & swimming
- 31
Summer holidays
Jul – Aug
Poor
- 32 °C by day
- Sea 30 °C
- 6.7 h of sun a day
- 23 rainy days a month
Keep in mind: Frequent rain, Storm season
- 71
October half-term
Oct
Good
- 29 °C by day
- Sea 27 °C
- 6.3 h of sun a day
- 8 rainy days a month
Good for: Beach & swimming
Keep in mind: Storm season
- 86
Christmas holidays
Dec – Jan
Excellent
- 21 °C by day
- Sea 19 °C
- 5.9 h of sun a day
- 6 rainy days a month
Good for: Sightseeing & walks
Based on the climate averages 1996–2025.
Getting there
Flying from
- Nonstop flight
- about 9 h 5 min
- Distance
- 7,110 km
- Time zone
- UTC−4
- Jet lag
- About 3 days (5 h west)
Rule of thumb for flying west: for a few days before, stay up a little later, and get afternoon and evening light at your destination.
Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.
Good to know: USA
- Currency
- US Dollar (USD)
- Languages
- English, Spanish
- Sockets
- Type A, B · 120 V
- Traffic
- Drives on the right
- Dialling code
- +1
- Emergency number
- 911
UK plugs need a travel adapter
Only 120 V: chargers marked 100–240 V work, other devices need a voltage converter.
Sources: GeoNames (CC BY 4.0) and Wikidata (CC0). Please check details before you travel.
Storm season
St. Petersburg lies in an area that Atlantic hurricanes can reach. The hurricane season runs from June to November, with most storms from August to October. A direct hit on any one place is rare, but if you travel then, keep an eye on weather warnings and book flexibly.
- January
- February
- March
- April
- May
- June: Season
- July: Season
- August: Peak
- September: Peak
- October: Peak
- November: Season
- December
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
St. Petersburg compared
Put St. Petersburg side by side with another destination.
St. Petersburg vs St. Pete Beach
In October the holiday weather in St. Petersburg and St. Pete Beach is about equally good (score 71 vs 69). During the day it is about as warm in St. Pete Beach as in St. Petersburg. The sea is about equally warm.
| in October | St. Petersburg | St. Pete Beach |
|---|---|---|
| Holiday weather score | 71 | 69 |
| Daytime high | 29° | 29° |
| Sea | 27° | 27° |
| Sunshine | 6 h | 6 h |
| Rainy days | 8 | 8 |
| Best time | Nov – Apr | Apr – May, Oct – Nov |
Through the year
Best places in the country
USA in October: the best places
In October, St. Petersburg ranks 26 among the 31 nearest destinations in this country.
- Panama City Beach27°26°90
- 2Clearwater Beach28°27°89
- 3Sarasota30°27°89
- 4Destin27°26°89
- 5Pensacola28°26°88
- 6Hilton Head Island26°24°87
- 7Montgomery27°87
- 8St. Pete Beach29°27°86
- 26St. PetersburgThis page29°27°71
Places nearby
Near St. Petersburg
Other destinations close by.
Places with a similar climate
Places with a climate like St. Petersburg
Destinations whose weather through the year is closest to St. Petersburg's – good alternatives.
Frequently asked questions about St. Petersburg
When is the best time to visit St. Petersburg?
The best time to visit St. Petersburg is from November to April. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
How warm is the sea in St. Petersburg?
The sea temperature in St. Petersburg ranges from 17.9 °C in January to 30.3 °C in August. It is warm enough for a comfortable swim (20 °C and more) from March to December.
Can you swim in St. Petersburg in October?
Yes. In October the sea averages 26.8 °C – lovely and warm for swimming.
What is the warmest month in St. Petersburg?
August is the warmest month, with average highs of 32 °C and nights around 26 °C. January is the coolest month at 20 °C.
When does it rain most in St. Petersburg?
Rain is frequent from June to September; the wettest month is July with 164 mm. The driest month is November with 40 mm.
How many hours of sunshine does St. Petersburg get?
St. Petersburg gets around 2,450 hours of sunshine a year. The sunniest month is May with 8.2 hours a day; in December there are 5.7 hours a day.
What time zone is St. Petersburg in?
St. Petersburg is on UTC−5 in January and UTC−4 in July.
How long is the flight from London to St. Petersburg?
A nonstop flight from London to St. Petersburg takes about 9 h 5 min, for a straight-line distance of about 7,110 km.
When is hurricane season in St. Petersburg?
St. Petersburg lies in an area that Atlantic hurricanes can reach. The hurricane season runs from June to November, with most storms from August to October. 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 St. Petersburg?
St. Petersburg has its best school-holiday weather during the Easter holidays (score 93) and its weakest during the summer holidays (score 31). Holiday ratings (0–100): Easter holidays 93, May half-term 66, summer holidays 31, October half-term 71, Christmas holidays 86.