St Petersburg weather live forecast

Today's maximum temperature in St Petersburg is expected to be 25°C. Select a day from the live weather forecast for St Petersburg, Florida, USA for more weather parameters.

Thursday
18th Dec
25

18

3

4
Friday
19th Dec
24

15

4

4
Saturday
20th Dec
23

12

8

4
Sunday
21st Dec
23

15

10

4
Monday
22nd Dec
26

16

7

4

5-day weather forecast updated at 04:01 on Thursday 18th December 2025 GMT

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The 5-day weather forecast for Florida (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 Thursday 18th December 2025

Expect broken clouds in St Petersburg, Florida with a maximum temperature of 25°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the south.

25
°C maximum temperature
18
°C minimum temperature
broken clouds
3
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
19
kph wind from S

St Petersburg weather for Friday 19th December 2025

Expect broken clouds in St Petersburg, Florida with a maximum temperature of 24°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the north-west.

24
°C maximum temperature
15
°C minimum temperature
broken clouds
4
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
24
°C wind chill
21
kph wind from NW

St Petersburg weather for Saturday 20th December 2025

Expect scattered clouds in St Petersburg, Florida with a maximum temperature of 23°C, maximum UV of 4 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north-east.

23
°C maximum temperature
12
°C minimum temperature
scattered clouds
8
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
15
kph wind from NE

St Petersburg weather for Sunday 21st December 2025

Expect scattered clouds in St Petersburg, Florida with a maximum temperature of 23°C, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north-east.

23
°C maximum temperature
15
°C minimum temperature
scattered clouds
10
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
23
°C wind chill
17
kph wind from NE

St Petersburg weather for Monday 22nd December 2025

Expect scattered clouds in St Petersburg, Florida with a maximum temperature of 26°C, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the north-east.