St Petersburg weather live forecast

Today's maximum temperature in St Petersburg is expected to be 29°C. Select a day from the live weather forecast for St Petersburg, Florida, USA for more weather parameters.

Monday
9th Mar
29

22

9

8
Tuesday
10th Mar
30

21

9

7
Wednesday
11th Mar
30

21

7

8
Thursday
12th Mar
27

21

2

5
Friday
13th Mar
27

19

5

6

5-day weather forecast updated at 04:01 on Monday 9th March 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 Monday 9th March 2026

Expect scattered clouds in St Petersburg, Florida with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north-west.

29
°C maximum temperature
22
°C minimum temperature
scattered clouds
9
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
12
kph wind from NW

St Petersburg weather for Tuesday 10th March 2026

Expect scattered clouds in St Petersburg, Florida with a maximum temperature of 30°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 light breeze of 10 kph from the north.

30
°C maximum temperature
21
°C minimum temperature
scattered clouds
9
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
10
kph wind from N

St Petersburg weather for Wednesday 11th March 2026

Expect scattered clouds in St Petersburg, Florida with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south-east.

30
°C maximum temperature
21
°C minimum temperature
scattered clouds
7
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
14
kph wind from SE

St Petersburg weather for Thursday 12th March 2026

Expect isolated thunderstorms in St Petersburg, Florida with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 46% chance of some rain and a moderate breeze of 20 kph from the south.

27
°C maximum temperature
21
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
5
UV index (Moderate)
46
% chance of some rain
<10
mm of rainfall expected
L
low heat & humidity
20
kph wind from S

St Petersburg weather for Friday 13th March 2026

Expect broken clouds in St Petersburg, Florida with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 6 (High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north-east.