Treasure Island weather live forecast

Today's maximum temperature in Treasure Island is expected to be 15°C. Select a day from the live weather forecast for Treasure Island, Florida, USA for more weather parameters.

Wednesday
31st Dec
15

6

10

3
Thursday
1st Jan
19

10

5

3
Friday
2nd Jan
21

12

5

4
Saturday
3rd Jan
23

15

5

2
Sunday
4th Jan
22

16

3

4

5-day weather forecast updated at 04:03 on Tuesday 30th December 2025 GMT

More about Treasure Island

Treasure Island by month

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

Recommended for Florida

TUI sale: 10% off 2026/2027 holidays

Discount Code

Save 10% on 2026/2027 holidays in biggest ever TUI sale
Max discount £500. T&Cs apply. £500 min spend
Travel between 1st May 2026 & 31st Oct 2027 (inclusive)

Show discount code

******ALE

Redeem TUI discount code >>

Expires at 23:59 on Saturday 31st Jan 2026 · View all TUI offers

TUI deal finder

Destination

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 31st December 2025

Expect clear skies in Treasure Island, Florida with a maximum temperature of 15°C, maximum UV of 3 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the north.

15
°C maximum temperature
6
°C minimum temperature
clear skies
10
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
15
°C wind chill
20
kph wind from N

Treasure Island weather for Thursday 1st January 2026

Expect scattered clouds in Treasure Island, Florida with a maximum temperature of 19°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the north-west.

19
°C maximum temperature
10
°C minimum temperature
scattered clouds
5
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
19
°C wind chill
16
kph wind from NW

Treasure Island weather for Friday 2nd January 2026

Expect broken clouds in Treasure Island, Florida with a maximum temperature of 21°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south.

21
°C maximum temperature
12
°C minimum temperature
broken clouds
5
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
21
°C wind chill
12
kph wind from S

Treasure Island weather for Saturday 3rd January 2026

Expect broken clouds in Treasure Island, Florida with a maximum temperature of 23°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the south-west.

23
°C maximum temperature
15
°C minimum temperature
broken clouds
5
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
24
kph wind from SW

Treasure Island weather for Sunday 4th January 2026

Expect broken clouds in Treasure Island, Florida with a maximum temperature of 22°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north-west.