Treasure Island weather live forecast

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

Tuesday
22nd Sep
31

24

8

7
Wednesday
23rd Sep
30

27

6

9
Thursday
24th Sep
31

25

6

8
Friday
25th Sep
30

24

7

9
Saturday
26th Sep
30

23

11

9

5-day weather forecast updated at 04:03 on Tuesday 22nd September 2026 GMT

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The 5-day weather forecast for Florida (Treasure Island) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Treasure Island weather forecast by day

Below are the detailed weather forecasts for Treasure Island for the next 5 days.

Treasure Island weather for Tuesday 22nd September 2026

Expect isolated thunderstorms in Treasure Island, Florida with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 33% chance of some rain and a gentle breeze of 13 kph from the east.

31
°C maximum temperature
24
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
7
UV index (High)
33
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
13
kph wind from E

Treasure Island weather for Wednesday 23rd September 2026

Expect isolated thunderstorms in Treasure Island, Florida with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 65% chance of some rain and a gentle breeze of 15 kph from the east.

30
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
9
UV index (Very High)
65
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
15
kph wind from E

Treasure Island weather for Thursday 24th September 2026

Expect isolated thunderstorms in Treasure Island, Florida with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 58% chance of some rain and a moderate breeze of 27 kph from the north-east.

31
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
8
UV index (Very High)
58
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
27
kph wind from NE

Treasure Island weather for Friday 25th September 2026

Expect scattered clouds in Treasure Island, Florida with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 28 kph from the north-east.

30
°C maximum temperature
24
°C minimum temperature
scattered clouds
7
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
28
kph wind from NE

Treasure Island weather for Saturday 26th September 2026

Expect scattered clouds in Treasure Island, Florida with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the north-east.