Treasure Island weather in May 2025

Expect 86°F daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Treasure Island in May. Check more long-term weather averages for Treasure Island in May before you book your next holiday to Florida in 2025/2026.

  • 86°F maximum daytime temperature in May in Treasure Island86
    86°F max day temperature
  • 10 hours of sunshine per day
  • 6 days with some rainfall in May in Treasure Island6
    6 days with some rainfall
  • 68°F minimum night-time temperature in May in Treasure Island68
    68°F min night temperature
  • 14 hours of daylight per day in May in Treasure Island14
    14 hours of daylight per day
  • High heat & humidity in May in Treasure IslandH
    High heat & humidity
  • 3.0 inches monthly rainfall in May in Treasure Island3.0
    3.0 inches of monthly rainfall
  • UV (maximum) index 11 (Extreme) in May in Treasure Island11
    11 (Extreme) UV index
  • 77°F sea temperature in May in Treasure Island77
    77°F sea temperature

More about Treasure Island

Treasure Island by month

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

Recommended for Florida

  • Book online with TUI & save up to 7% on holidays
  • FREE child places available for select holidays
  • Pay £0 deposits with direct debit & spread the cost

TUITUI deal finder

The May weather guide for Florida (Treasure Island) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

Back to top

More about Florida

How hot is it in Treasure Island in May?

Daytime temperatures usually reach 86°F in Treasure Island in May with high heat and humidity, falling to 68°F at night.

How sunny is it in Treasure Island in May?

There are normally 10 hours of bright sunshine each day in Treasure Island in May - that's 75% of daylight hours.

How warm is the sea around Treasure Island in May?

The average sea temperature around Treasure Island in May is 77°F.

Does it rain in Treasure Island in May?

There are usually 6 days with some rain in Treasure Island in May and the average monthly rainfall is 3.0 inches.

Treasure Island May sunrise & sunset times

Browse the sunrise and sunset times for Treasure Island in May 2025. Select a month to view Treasure Island sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:51 19:05
Friday, 16th May 2025 05:41 19:14
Saturday, 31st May 2025 05:36 19:22

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^