St Petersburg weather live forecast

Today's maximum temperature in St Petersburg is expected to be 19°C. Select a day from the live weather forecast for St Petersburg, Russia (Europe) for more weather parameters.

Friday
21st Aug
19

14

5

3
Saturday
22nd Aug
18

14

7

1
Sunday
23rd Aug
18

14

8

3
Monday
24th Aug
18

14

3

3
Tuesday
25th Aug
17

13

10

3

5-day weather forecast updated at 04:00 on Wednesday 19th August 2026 GMT

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The 5-day weather forecast for Russia (Europe) (St Petersburg) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

St Petersburg weather forecast by day

Below are the detailed weather forecasts for St Petersburg for the next 5 days.

St Petersburg weather for Friday 21st August 2026

Expect mostly cloudy with rain in St Petersburg, Russia (Europe) with a maximum temperature of 19°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 62% chance of some rain and a light breeze of 7 kph from the west.

19
°C maximum temperature
14
°C minimum temperature
mostly cloudy with rain
5
hours of sunshine
3
UV index (Moderate)
62
% chance of some rain
<10
mm of rainfall expected
19
°C wind chill
7
kph wind from W

St Petersburg weather for Saturday 22nd August 2026

Expect isolated thunderstorms in St Petersburg, Russia (Europe) with a maximum temperature of 18°C, maximum UV of 1 (Low) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 44% chance of some rain and a light breeze of 7 kph from the west.

18
°C maximum temperature
14
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
1
UV index (Low)
44
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
7
kph wind from W

St Petersburg weather for Sunday 23rd August 2026

Expect isolated thunderstorms in St Petersburg, Russia (Europe) with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 55% chance of some rain and a light breeze of 9 kph from the west.

18
°C maximum temperature
14
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
3
UV index (Moderate)
55
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
9
kph wind from W

St Petersburg weather for Monday 24th August 2026

Expect isolated thunderstorms in St Petersburg, Russia (Europe) with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 65% chance of some rain and little or no wind of 6 kph from the north.

18
°C maximum temperature
14
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
3
UV index (Moderate)
65
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
6
kph wind from N

St Petersburg weather for Tuesday 25th August 2026

Expect scattered clouds in St Petersburg, Russia (Europe) with a maximum temperature of 17°C, maximum UV of 3 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the north-west.