St Petersburg weather live forecast

Today's maximum temperature in St Petersburg is expected to be 24°C. Select a day from the live weather forecast for St Petersburg, Florida, USA for more weather parameters.

Wednesday
17th Dec
24

15

5

4
Thursday
18th Dec
26

18

6

3
Friday
19th Dec
24

14

6

4
Saturday
20th Dec
21

12

10

4
Sunday
21st Dec
25

16

9

4

5-day weather forecast updated at 04:01 on Wednesday 17th December 2025 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: up to 7% off holidays booked online

Sale

Book online with TUI & save up to 7% on holidays
FREE child places available for select holidays
Pay £0 deposits with direct debit & spread the cost

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 Wednesday 17th December 2025

Expect broken clouds in St Petersburg, Florida with a maximum temperature of 24°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the east.

24
°C maximum temperature
15
°C minimum temperature
broken clouds
5
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
24
°C wind chill
15
kph wind from E

St Petersburg weather for Thursday 18th December 2025

Expect broken clouds in St Petersburg, Florida with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the south.

26
°C maximum temperature
18
°C minimum temperature
broken clouds
6
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
L
low heat & humidity
18
kph wind from S

St Petersburg weather for Friday 19th December 2025

Expect isolated thunderstorms in St Petersburg, Florida with a maximum temperature of 24°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 12% chance of some rain and a moderate breeze of 22 kph from the north-west.

24
°C maximum temperature
14
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
4
UV index (Moderate)
12
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
22
kph wind from NW

St Petersburg weather for Saturday 20th December 2025

Expect clear skies in St Petersburg, Florida with a maximum temperature of 21°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.

21
°C maximum temperature
12
°C minimum temperature
clear skies
10
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
21
°C wind chill
17
kph wind from NE

St Petersburg weather for Sunday 21st December 2025

Expect clear skies in St Petersburg, Florida with a maximum temperature of 25°C, maximum UV of 4 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the east.