Saint Petersburg
August
Weather in Saint Petersburg for August 2026
Your guide to Saint Petersburg weather in August - trends and predictions
Other Dangers Warning - See hour by hour.
Until now, August 2026 in Saint Petersburg is slightly cooler than the historical average by 1.2 °C.
Expect cooler weather in the next days in Saint Petersburg with the forecast suggesting a temperature of 19.4 °C, lower than the historical average.
In general, the average temperature in Saint Petersburg at the beginning of August is 23.7 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 20.9 °C by the end of August.
The climate of Saint Petersburg in August is notably wet, with an average of 15 rainy days, and a total of 95.5 mm of precipitation.
Official Weather Alert ⚠️
Temperatures
Rain 🌧️
16
Dry days
15
Rainy days
0
Snow days
21°/12°
Temperatures
15 km/h
Avg max wind
73 %
Avg humidity
Saint Petersburg Weather August
Move between months or click on a day
Temperatures trend during August in Saint Petersburg
See the weather trend as well as the moving average line
August weather in Saint Petersburg day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. |  Patchy rain possible | 24° /14° | 4.7 mm | 5 | |
| 2 Aug. | Light rain shower | 22° /14° | 4.7 mm | 5 | |
| 3 Aug. |  Heavy rain at times | 23° /14° | 5.3 mm | 5 | |
| 4 Aug. |  Moderate or heavy rain shower | 24° /14° | 1.2 mm | 6 | |
| 5 Aug. | Patchy rain possible | 24° /14° | 0.7 mm | 5 | |
| 6 Aug. | Moderate or heavy rain shower | 24° /14° | 2.3 mm | 5 | |
| 7 Aug. |  Sunny | 25° /14° | 0.8 mm | 6 | |
| 8 Aug. | Moderate or heavy rain shower | 22° /13° | 1.5 mm | 5 | |
| 9 Aug. | Patchy rain possible | 23° /12° | 0.2 mm | 5 | |
| 10 Aug. |  Partly cloudy | 23° /12° | 2.7 mm | 5 | |
| 11 Aug. | Partly cloudy | 22° /13° | 4.7 mm | 5 | |
| 12 Aug. | Sunny | 21° /13° | 2.8 mm | 5 | |
| 13 Aug. | Sunny | 18° /9° | 0.1 mm | 3.8 | |
| 14 Aug. | Sunny | 18° /9° | 0 mm | 4 | |
| 15 Aug. | Partly cloudy | 20° /13° | 1.9 mm | 1.9 | |
| 16 Aug. | Partly cloudy | 27° /14° | 0.4 mm | 6 | |
| 17 Aug. | Patchy rain possible | 19° /13° | 1.9 mm | 5 | |
| 18 Aug. | Patchy rain possible | 19° /13° | 0.9 mm | 5 | |
| 19 Aug. | Patchy rain possible | 16° /10° | 1.8 mm | 5 | |
| 20 Aug. | Sunny | 20° /11° | 3.3 mm | 5 | |
| 21 Aug. | Partly cloudy | 21° /12° | 0 mm | 6 | |
| 22 Aug. | Partly cloudy | 19° /12° | 2.4 mm | 5 | |
| 23 Aug. |  Mist | 19° /11° | 6.7 mm | 5 | |
| 24 Aug. | Sunny | 19° /11° | 0.6 mm | 5 | |
| 25 Aug. | Partly cloudy | 18° /11° | 6.8 mm | 5 | |
| 26 Aug. | Fog | 19° /10° | 0.3 mm | 5 | |
| 27 Aug. | Partly cloudy | 20° /9° | 1.6 mm | 5 | |
| 28 Aug. | Patchy rain possible | 20° /10° | 1.3 mm | 5 | |
| 29 Aug. | Partly cloudy | 21° /11° | 2.1 mm | 5 | |
| 30 Aug. | Patchy rain possible | 23° /12° | 2.7 mm | 5 | |
| 31 Aug. | Moderate or heavy rain shower | 25° /14° | 7.3 mm | 5 | |
| Next | |||||
Important Notice
Our weather forecast for Saint Petersburg in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Saint Petersburg forecast closer to your planned date for the most up-to-date weather information.
Change Month
Saint Petersburg in August - FAQ
What are the expected maximum and minimum temperatures in Saint Petersburg during August?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Saint Petersburg during August?
Moderate rainfall is anticipated in Saint Petersburg during August, with a total of 95.5 mm spread over approximately 15 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Saint Petersburg during August?
The average wind speed in Saint Petersburg during August is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Saint Petersburg
Explore the daily rainfall trends and prepare for Saint Petersburgs August weather 💧
Typically, Saint Petersburg has 15 rainy days in August with a total of 95.5 mm of rainfall.
UV exposure in Saint Petersburg during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
Quick links
More Saint Petersburg weather pages
You are here
Where is Saint Petersburg?Get accurate weather forecasts for Saint Petersburg, located at latitude 59.939 and longitude 30.314. Stay updated with localized weather information tailored for Saint Petersburg.
Found a mistake?
We appreciate your attention to details. Tell us here.