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.

Saturday
15th Aug
19

15

2

2
Sunday
16th Aug
23

16

3

3
Monday
17th Aug
19

16

4

3
Tuesday
18th Aug
18

15

4

2
Wednesday
19th Aug
20

14

7

3

5-day weather forecast updated at 04:00 on Saturday 15th 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 Saturday 15th August 2026

Expect mostly cloudy with rain in St Petersburg, Russia (Europe) with a maximum temperature of 19°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 63% chance of some rain and little or no wind of 4 kph from the south.

19
°C maximum temperature
15
°C minimum temperature
mostly cloudy with rain
2
hours of sunshine
2
UV index (Low)
63
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
4
kph wind from S

St Petersburg weather for Sunday 16th August 2026

Expect isolated thunderstorms in St Petersburg, Russia (Europe) with a maximum temperature of 23°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 49% chance of some rain and a light breeze of 8 kph from the south.

23
°C maximum temperature
16
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
3
UV index (Moderate)
49
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
8
kph wind from S

St Petersburg weather for Monday 17th August 2026

Expect isolated thunderstorms in St Petersburg, Russia (Europe) with a maximum temperature of 19°C, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 56% chance of some rain and a light breeze of 10 kph from the south-west.

19
°C maximum temperature
16
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
3
UV index (Moderate)
56
% chance of some rain
<5
mm of rainfall expected
19
°C wind chill
10
kph wind from SW

St Petersburg weather for Tuesday 18th August 2026

Expect mostly cloudy with light rain in St Petersburg, Russia (Europe) with a maximum temperature of 18°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 49% chance of some rain and a light breeze of 7 kph from the west.

18
°C maximum temperature
15
°C minimum temperature
mostly cloudy with light rain
4
hours of sunshine
2
UV index (Low)
49
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
7
kph wind from W

St Petersburg weather for Wednesday 19th August 2026

Expect isolated thunderstorms in St Petersburg, Russia (Europe) with a maximum temperature of 20°C, maximum UV of 3 (Moderate) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 53% chance of some rain and little or no wind of 5 kph from the north-west.