St.-Petersburg
August
Weather in St.-Petersburg for August 2025
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 moderately fall, reaching an average of 23.1 °C by the end of August.
St.-Petersburg experiences an exceptionally high level of rainfall in August, with more than 20 rainy days on average.
Is August a good time to visit St.-Petersburg? check out the best time to travel to St.-Petersburg page.
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10
Dry days
21
Rainy days
0
Snow days
23°/14°
Temperatures
16 km/h
Avg max wind
71 %
Avg humidity
St.-Petersburg in August average weather
Move between months or click on a day
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  22° | 2  23° | 3 23° | ||||
| 4  23° | 5 24° | 6 25° | 7  27° | 8 24° | 9  24° | 10  22° |
| 11 22° | 12 22° | 13 24° | 14 23° | 15 24° | 16 28° | 17 22° |
| 18 20° | 19 17° | 20 20° | 21 22° | 22 20° | 23 16° | 24 19° |
| 25 22° | 26  21° | 27 22° | 28 22° | 29 22° | 30 25° | 31 28° |
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Temperatures trend during August in St.-Petersburg
See the weather trend as well as the moving average line
August weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. | Patchy rain possible | 22° /12° | 3.3 mm | 5 | |
| 2 Aug. | Heavy rain at times | 23° /14° | 4.7 mm | 5 | |
| 3 Aug. | Heavy rain at times | 23° /15° | 10.1 mm | 5 | |
| 4 Aug. | Moderate or heavy rain shower | 23° /14° | 2.3 mm | 5 | |
| 5 Aug. | Patchy rain possible | 24° /14° | 0.9 mm | 5 | |
| 6 Aug. | Moderate or heavy rain shower | 25° /14° | 3.3 mm | 6 | |
| 7 Aug. | Sunny | 27° /17° | 0 mm | 7 | |
| 8 Aug. | Moderate or heavy rain shower | 24° /14° | 1.6 mm | 6 | |
| 9 Aug. | Overcast | 24° /13° | 0 mm | 5 | |
| 10 Aug. | Partly cloudy | 22° /12° | 5.1 mm | 6 | |
| 11 Aug. | Partly cloudy | 22° /13° | 3.1 mm | 6 | |
| 12 Aug. | Sunny | 22° /13° | 4.1 mm | 5 | |
| 13 Aug. | Moderate rain at times | 24° /12° | 5.1 mm | 6 | |
| 14 Aug. | Partly cloudy | 23° /14° | 0 mm | 6 | |
| 15 Aug. | Partly cloudy | 24° /14° | 0 mm | 6 | |
| 16 Aug. | Overcast | 28° /15° | 0.7 mm | 6 | |
| 17 Aug. | Heavy rain at times | 22° /15° | 2.5 mm | 5 | |
| 18 Aug. | Patchy rain possible | 20° /13° | 0.3 mm | 5 | |
| 19 Aug. | Heavy rain at times | 17° /12° | 3.7 mm | 4 | |
| 20 Aug. | Sunny | 20° /11° | 0.2 mm | 6 | |
| 21 Aug. | Overcast | 22° /10° | 0 mm | 5 | |
| 22 Aug. | Moderate or heavy rain shower | 20° /13° | 9.3 mm | 5 | |
| 23 Aug. | Moderate or heavy rain shower | 16° /12° | 24 mm | 4 | |
| 24 Aug. | Heavy rain at times | 19° /11° | 3.8 mm | 4 | |
| 25 Aug. | Light rain shower | 22° /10° | 4.1 mm | 6 | |
| 26 Aug. | Mist | 21° /11° | 0.3 mm | 6 | |
| 27 Aug. | Partly cloudy | 22° /10° | 0 mm | 6 | |
| 28 Aug. | Partly cloudy | 22° /11° | 1.7 mm | 6 | |
| 29 Aug. | Partly cloudy | 22° /12° | 0.2 mm | 6 | |
| 30 Aug. | Patchy rain possible | 25° /12° | 2 mm | 6 | |
| 31 Aug. | Moderate or heavy rain shower | 28° /14° | 10.8 mm | 6 | |
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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.
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 23° and cooler nights around 14°. 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 106.3 mm is expected in St.-Petersburg during August, occurring over more than 21 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 16 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to St.-Petersburg in August?
As you prepare for your trip to St.-Petersburg in August, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in St.-Petersburg, during August, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
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