Treasure Island weather live forecast

Today's maximum temperature in Treasure Island is expected to be 17°C. Select a day from the live weather forecast for Treasure Island, Florida, USA for more weather parameters.

Thursday
15th Jan
17

7

4

2
Friday
16th Jan
14

4

11

4
Saturday
17th Jan
21

8

8

5
Sunday
18th Jan
18

6

3

4
Monday
19th Jan
13

4

11

4

5-day weather forecast updated at 04:05 on Thursday 15th January 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 Thursday 15th January 2026

Expect sunshine and showers in Treasure Island, Florida with a maximum temperature of 17°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 65% chance of some rain and a fresh breeze of 37 kph from the north-west.

17
°C maximum temperature
7
°C minimum temperature
sunshine and showers
4
hours of sunshine
2
UV index (Low)
65
% chance of some rain
<20
mm of rainfall expected
17
°C wind chill
37
kph wind from NW

Treasure Island weather for Friday 16th January 2026

Expect clear skies in Treasure Island, Florida with a maximum temperature of 14°C, maximum UV of 4 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the north-east.

14
°C maximum temperature
4
°C minimum temperature
clear skies
11
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
14
°C wind chill
20
kph wind from NE

Treasure Island weather for Saturday 17th January 2026

Expect scattered clouds in Treasure Island, Florida with a maximum temperature of 21°C, maximum UV of 5 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the east.

21
°C maximum temperature
8
°C minimum temperature
scattered clouds
8
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
21
°C wind chill
11
kph wind from E

Treasure Island weather for Sunday 18th January 2026

Expect mostly cloudy with light rain in Treasure Island, Florida with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 20% chance of some rain and a fresh breeze of 31 kph from the north.

18
°C maximum temperature
6
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
4
UV index (Moderate)
20
% chance of some rain
<2
mm of rainfall expected
18
°C wind chill
31
kph wind from N

Treasure Island weather for Monday 19th January 2026

Expect scattered clouds in Treasure Island, Florida with a maximum temperature of 13°C, maximum UV of 4 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north.