Sanibel Island weather in March 2025

Expect 26°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Sanibel Island in March. Check more long-term weather averages for Sanibel Island in March before you book your next holiday to Florida in 2025/2026.

  • 26°C maximum daytime temperature in March in Sanibel Island26
    26°C max day temperature
  • 9 hours of sunshine per day
  • 6 days with some rainfall in March in Sanibel Island6
    6 days with some rainfall
  • 15°C minimum night-time temperature in March in Sanibel Island15
    15°C min night temperature
  • 12 hours of daylight per day in March in Sanibel Island12
    12 hours of daylight per day
  • Low heat & humidity in March in Sanibel IslandL
    Low heat & humidity
  • 74 mm monthly rainfall in March in Sanibel Island74
    74 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in March in Sanibel Island9
    9 (Very High) UV index
  • 21°C sea temperature in March in Sanibel Island21
    21°C sea temperature

More about Sanibel Island

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The March weather guide for Florida (Sanibel 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)

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More about Florida

How hot is it in Sanibel Island in March?

Daytime temperatures usually reach 26°C in Sanibel Island in March with low heat and humidity, falling to 15°C at night.

How sunny is it in Sanibel Island in March?

There are normally 9 hours of bright sunshine each day in Sanibel Island in March - that's 75% of daylight hours.

How warm is the sea around Sanibel Island in March?

The average sea temperature around Sanibel Island in March is 21°C.

Does it rain in Sanibel Island in March?

There are usually 6 days with some rain in Sanibel Island in March and the average monthly rainfall is 74mm.

Sanibel Island March sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st March 2025 06:51 18:30
Sunday, 16th March 2025 06:36 18:38
Monday, 31st March 2025 06:20 18:45

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