Treasure Island weather

Get the latest coronavirus (Covid-19) updates for Florida with current travel advice and statistics on new cases per 100,000 and vaccine.

Usually in September
- 32
- 23
- 8
Weather by month
Now Today
- 30
- 10
5-day forecast

TUI: £100 off summer holidays to Florida

Discount Code

Save £100 on summer 2021 holidays to Florida
Min spend £800 per booking
Travel before 31st October 2021 (inclusive)

Show discount code

******INE

Redeem TUI discount code >>

Expires at 23:59 on Thursday 30th Sep 2021 · View all TUI offers

Recommended for Florida

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

The weather guide for Treasure Island, Florida shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by MeteoBlue. Find out more about our data sources.

Which is the hottest month in Treasure Island?

The hottest time of year in Treasure Island is normally August. Expect maximum daytime temperatures to reach 32°C with very high heat and humidity.

Which month has the most rain in Treasure Island?

In terms of rainfall, August is usually the wettest month in Treasure Island with 194mm on average. There are normally 17 days in August with some rain.

When is it sunniest in Treasure Island?

The sunniest time of year in Treasure Island is normally April with bright sunshine on average for 78% of daylight hours; that's 10 hours of sunshine per day.

When is the sea warmest in Treasure Island?

The sea is usually at its warmest in Treasure Island in August when the water temperature reaches 30°C.

Metric (°C / mm) | Imperial (°F / inches)

Compare Treasure Island weather with the USA

Below the Treasure Island weather chart shows average maximum daytime temperature for Treasure Island, Florida, USA and the USA (Washington).

Maximum daytime temperature (°C)

Treasure Island, Florida, USA

USA (Washington)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Metric (°C / mm) | Imperial (°F / inches)

Compare more Treasure Island weather >>

TUI discount code: £150 off summer 2021 holidays

Discount Code

Save £100 on summer 2021 holidays with TUI
Plus testing packages + Covid cover & free changes
Plus testing packages + Covid cover & free changes
Travel before 31st October 2021 (inclusive)

Show discount code

******MER

Redeem TUI discount code >>

Expires at 23:59 on Thursday 30th Sep 2021 · View all TUI offers

Tropical storm risk: Treasure Island, Florida hurricane season

% of month affected by tropical storms

2.2%

1.3%

3.8%

3.6%

1.8%

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

The Treasure Island, Florida tropical storm risk chart above shows the hurricane season. The chart was processed from data supplied by the US Meteorological Agency (NOAA). Find out more about our data sources.

More about tropical storms