St Petersburg weather live forecast

Today's maximum temperature in St Petersburg is expected to be 31°C. Select a day from the live weather forecast for St Petersburg, Florida, USA for more weather parameters.

Wednesday
14th Oct
31

23

9

7
Thursday
15th Oct
30

23

7

7
Friday
16th Oct
31

25

7

7
Saturday
17th Oct
28

22

4

7
Sunday
18th Oct
28

22

5

7

5-day weather forecast updated at 04:01 on Wednesday 14th October 2026 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 Wednesday 14th October 2026

Expect scattered clouds in St Petersburg, Florida with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the east.

31
°C maximum temperature
23
°C minimum temperature
scattered clouds
9
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
19
kph wind from E

St Petersburg weather for Thursday 15th October 2026

Expect isolated thunderstorms in St Petersburg, Florida with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 19% chance of some rain and a gentle breeze of 17 kph from the east.

30
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
7
UV index (High)
19
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
17
kph wind from E

St Petersburg weather for Friday 16th October 2026

Expect scattered clouds in St Petersburg, Florida with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the east.

31
°C maximum temperature
25
°C minimum temperature
scattered clouds
7
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
16
kph wind from E

St Petersburg weather for Saturday 17th October 2026

Expect broken clouds in St Petersburg, Florida with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 28 kph from the north-east.

28
°C maximum temperature
22
°C minimum temperature
broken clouds
4
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
28
kph wind from NE

St Petersburg weather for Sunday 18th October 2026

Expect broken clouds in St Petersburg, Florida with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 35 kph from the east.