Treasure Island weather live forecast

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

Wednesday
18th Feb
24

18

9

7
Thursday
19th Feb
25

18

5

6
Friday
20th Feb
26

19

11

7
Saturday
21st Feb
26

18

9

7
Sunday
22nd Feb
23

14

8

6

5-day weather forecast updated at 04:05 on Wednesday 18th February 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 Wednesday 18th February 2026

Expect scattered clouds in Treasure Island, Florida with a maximum temperature of 24°C, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south.

24
°C maximum temperature
18
°C minimum temperature
scattered clouds
9
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
17
kph wind from S

Treasure Island weather for Thursday 19th February 2026

Expect broken clouds in Treasure Island, Florida with a maximum temperature of 25°C, 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 south.

25
°C maximum temperature
18
°C minimum temperature
broken clouds
5
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
25
°C wind chill
17
kph wind from S

Treasure Island weather for Friday 20th February 2026

Expect scattered clouds in Treasure Island, Florida with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the south.

26
°C maximum temperature
19
°C minimum temperature
scattered clouds
11
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
19
kph wind from S

Treasure Island weather for Saturday 21st February 2026

Expect scattered clouds in Treasure Island, Florida with a maximum temperature of 26°C, low 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 17 kph from the south.

26
°C maximum temperature
18
°C minimum temperature
scattered clouds
9
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
17
kph wind from S

Treasure Island weather for Sunday 22nd February 2026

Expect sunshine and showers in Treasure Island, Florida with a maximum temperature of 23°C, maximum UV of 6 (High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 47% chance of some rain and a fresh breeze of 30 kph from the north-west.