St Petersburg weather live forecast

Today's maximum temperature in St Petersburg is expected to be 16°C. Select a day from the live weather forecast for St Petersburg, Florida, USA for more weather parameters.

Tuesday
17th Mar
16

10

9

7
Wednesday
18th Mar
21

9

11

7
Thursday
19th Mar
23

12

9

7
Friday
20th Mar
24

13

12

8
Saturday
21st Mar
26

14

12

7

5-day weather forecast updated at 04:01 on Tuesday 17th March 2026 GMT

More about St Petersburg

St Petersburg by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Florida

TUI: Top deals & discounts on 2026/2027 holidays

Sale

Explore latest special offers & online deals from TUI
Free child places & £0 deposits with direct debit available
Book summer & winter sun holidays in 2026/2027

Go to TUI deal >>

View all TUI offers

TUI deal finder

Destination

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 Tuesday 17th March 2026

Expect scattered clouds in St Petersburg, Florida with a maximum temperature of 16°C, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the north.

16
°C maximum temperature
10
°C minimum temperature
scattered clouds
9
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
16
°C wind chill
24
kph wind from N

St Petersburg weather for Wednesday 18th March 2026

Expect scattered clouds in St Petersburg, Florida with a maximum temperature of 21°C, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the north-east.

21
°C maximum temperature
9
°C minimum temperature
scattered clouds
11
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
21
°C wind chill
20
kph wind from NE

St Petersburg weather for Thursday 19th March 2026

Expect scattered clouds in St Petersburg, Florida with a maximum temperature of 23°C, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the north-east.

23
°C maximum temperature
12
°C minimum temperature
scattered clouds
9
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
18
kph wind from NE

St Petersburg weather for Friday 20th March 2026

Expect clear skies in St Petersburg, Florida with a maximum temperature of 24°C, maximum UV of 8 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the north-east.

24
°C maximum temperature
13
°C minimum temperature
clear skies
12
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
14
kph wind from NE

St Petersburg weather for Saturday 21st March 2026

Expect clear skies in St Petersburg, Florida with a maximum temperature of 26°C, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north-east.