Treasure Island weather in January 2026

Expect 20°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Treasure Island in January based on long-term weather averages. There is usually 7 days with some rainfall and 62 mm of average monthly rainfall in January.

  • 20°C maximum daytime temperature in January in Treasure Island20
    20°C max day temperature
  • 7 hours of sunshine per day
  • 7 days with some rainfall in January in Treasure Island7
    7 days with some rainfall
  • 10°C minimum night-time temperature in January in Treasure Island10
    10°C min night temperature
  • 11 hours of daylight per day in January in Treasure Island11
    11 hours of daylight per day
  • No heat & humidity in January in Treasure Island0
    No heat & humidity
  • 62 mm monthly rainfall in January in Treasure Island62
    62 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in January in Treasure Island5
    5 (Moderate) UV index
  • 18°C sea temperature in January in Treasure Island18
    18°C 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

Virgin Holidays: Handpicked Florida deals

  • Book holidays to Florida in 2025/2026 with Virgin Holidays
  • Save with special offers on Orlando, Miami, NYC & beyond
  • Browse deals and filter by rating, price, location & more
Go to Virgin Holidays deal >>

View all Virgin Holidays offers

Virgin HolidaysHoliday deal finder

The January 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 / mm)  |  Imperial (°F / inches)

Back to top

More about Florida

How hot is it in Treasure Island in January?

Daytime temperatures usually reach 20°C in Treasure Island in January, falling to 10°C at night.

How sunny is it in Treasure Island in January?

There are normally 7 hours of bright sunshine each day in Treasure Island in January - that's 61% of daylight hours.

How warm is the sea around Treasure Island in January?

The average sea temperature around Treasure Island in January is 18°C.

Does it rain in Treasure Island in January?

There are usually 7 days with some rain in Treasure Island in January and the average monthly rainfall is 62mm.

Treasure Island January sunrise & sunset times

Browse the sunrise and sunset times for Treasure Island in January 2026. Select a month to view Treasure Island sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 07:22 17:48
Friday, 16th January 2026 07:23 17:59
Saturday, 31st January 2026 07:18 18:11

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^