St.-Petersburg (Saint Petersburg)
August
Weather in St.-Petersburg for August 2026
Your guide to St.-Petersburg weather in August - trends and predictions
In general, the average temperature in St.-Petersburg at the beginning of August is 23.9 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 21.1 °C by the end of August.
St.-Petersburg in August brings notable rainfall, with an average of 20 rainy days and a total precipitation of 107.1 mm.
Temperatures
Rain 🌧️
11
Dry days
20
Rainy days
0
Snow days
22°/13°
Temperatures
15 km/h
Avg max wind
73 %
Avg humidity
St.-Petersburg Weather August
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Temperatures trend during August in St.-Petersburg
See the weather trend as well as the moving average line
August weather in St.-Petersburg day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. |  Patchy rain possible | 24° /14° | 4.4 mm | 5 | |
| 2 Aug. | Light rain shower | 22° /14° | 4.1 mm | 5 | |
| 3 Aug. |  Heavy rain at times | 24° /15° | 6.7 mm | 6 | |
| 4 Aug. |  Moderate or heavy rain shower | 24° /15° | 1.5 mm | 6 | |
| 5 Aug. | Patchy rain possible | 24° /14° | 0.9 mm | 5 | |
| 6 Aug. | Moderate or heavy rain shower | 24° /14° | 2.2 mm | 5 | |
| 7 Aug. |  Sunny | 25° /15° | 0.3 mm | 6 | |
| 8 Aug. | Moderate or heavy rain shower | 23° /13° | 1.5 mm | 5 | |
| 9 Aug. |  Overcast | 23° /13° | 0.2 mm | 5 | |
| 10 Aug. |  Partly cloudy | 23° /12° | 3.6 mm | 5 | |
| 11 Aug. | Partly cloudy | 22° /13° | 3 mm | 5 | |
| 12 Aug. | Sunny | 21° /13° | 2.8 mm | 5 | |
| 13 Aug. | Moderate rain at times | 23° /12° | 4.1 mm | 5 | |
| 14 Aug. | Partly cloudy | 23° /13° | 0 mm | 6 | |
| 15 Aug. | Partly cloudy | 24° /13° | 0 mm | 6 | |
| 16 Aug. | Overcast | 25° /13° | 5.9 mm | 5 | |
| 17 Aug. | Heavy rain at times | 21° /13° | 1.7 mm | 5 | |
| 18 Aug. | Patchy rain possible | 19° /12° | 0.4 mm | 5 | |
| 19 Aug. | Heavy rain at times | 18° /12° | 2.7 mm | 4 | |
| 20 Aug. | Sunny | 19° /10° | 0.1 mm | 5 | |
| 21 Aug. | Overcast | 20° /8° | 0 mm | 5 | |
| 22 Aug. | Light rain shower | 19° /11° | 7.9 mm | 4 | |
| 23 Aug. | Light rain shower | 16° /11° | 17.1 mm | 4 | |
| 24 Aug. | Heavy rain at times | 19° /10° | 3.2 mm | 4 | |
| 25 Aug. | Light rain shower | 20° /9° | 4.8 mm | 5 | |
| 26 Aug. |  Mist | 19° /10° | 1.2 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 | |
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Important Notice
Our weather forecast for St.-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 St.-Petersburg forecast closer to your planned date for the most up-to-date weather information.
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St.-Petersburg in August - FAQ
What are the expected maximum and minimum temperatures in St.-Petersburg during August?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in St.-Petersburg during August?
Significant rainfall exceeding 107.1 mm is expected in St.-Petersburg during August, occurring over more than 20 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in St.-Petersburg during August?
The average wind speed in St.-Petersburg during August is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in St.-Petersburg
Explore the daily rainfall trends and prepare for St.-Petersburgs August weather 💧
UV exposure in St.-Petersburg during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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