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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.

  • New! Chat with our AI weatherman - it’s amazing and free.
Average dry days
10
Dry days
Average rainy days
21
Rainy days
Average snowy days
0
Snow days
Average temperatures
23°/14°
Temperatures
Average wind speed
16 km/h
Avg max wind
Average humidity
71 %
Avg humidity

St.-Petersburg in August average weather

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Temperatures trend during August in St.-Petersburg

See the weather trend as well as the moving average line
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August weather day by day

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Date Weather Temperatures Rain UV More
1 Aug. Patchy rain possible
Patchy rain possible
22° /12° 3.3 mm 5
2 Aug. Heavy rain at times
Heavy rain at times
23° /14° 4.7 mm 5
3 Aug. Heavy rain at times
Heavy rain at times
23° /15° 10.1 mm 5
4 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
23° /14° 2.3 mm 5
5 Aug. Patchy rain possible
Patchy rain possible
24° /14° 0.9 mm 5
6 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
25° /14° 3.3 mm 6
7 Aug. Sunny
Sunny
27° /17° 0 mm 7
8 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
24° /14° 1.6 mm 6
9 Aug. Overcast
Overcast
24° /13° 0 mm 5
10 Aug. Partly cloudy
Partly cloudy
22° /12° 5.1 mm 6
11 Aug. Partly cloudy
Partly cloudy
22° /13° 3.1 mm 6
12 Aug. Sunny
Sunny
22° /13° 4.1 mm 5
13 Aug. Moderate rain at times
Moderate rain at times
24° /12° 5.1 mm 6
14 Aug. Partly cloudy
Partly cloudy
23° /14° 0 mm 6
15 Aug. Partly cloudy
Partly cloudy
24° /14° 0 mm 6
16 Aug. Overcast
Overcast
28° /15° 0.7 mm 6
17 Aug. Heavy rain at times
Heavy rain at times
22° /15° 2.5 mm 5
18 Aug. Patchy rain possible
Patchy rain possible
20° /13° 0.3 mm 5
19 Aug. Heavy rain at times
Heavy rain at times
17° /12° 3.7 mm 4
20 Aug. Sunny
Sunny
20° /11° 0.2 mm 6
21 Aug. Overcast
Overcast
22° /10° 0 mm 5
22 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
20° /13° 9.3 mm 5
23 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
16° /12° 24 mm 4
24 Aug. Heavy rain at times
Heavy rain at times
19° /11° 3.8 mm 4
25 Aug. Light rain shower
Light rain shower
22° /10° 4.1 mm 6
26 Aug. Mist
Mist
21° /11° 0.3 mm 6
27 Aug. Partly cloudy
Partly cloudy
22° /10° 0 mm 6
28 Aug. Partly cloudy
Partly cloudy
22° /11° 1.7 mm 6
29 Aug. Partly cloudy
Partly cloudy
22° /12° 0.2 mm 6
30 Aug. Patchy rain possible
Patchy rain possible
25° /12° 2 mm 6
31 Aug. Moderate or heavy rain shower
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

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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Location coordinates Where is St.-Petersburg?

Get accurate weather forecasts for St.-Petersburg, located at latitude 59.939 and longitude 30.314. Stay updated with localized weather information tailored for St.-Petersburg.

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