Duck Key weather in March 2025

Expect 26°C daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Duck Key in March. Check more long-term weather averages for Duck Key in March before you book your next holiday to Florida in 2025/2026.

  • 26°C maximum daytime temperature in March in Duck Key26
    26°C max day temperature
  • 10 hours of sunshine per day
  • 5 days with some rainfall in March in Duck Key5
    5 days with some rainfall
  • 16°C minimum night-time temperature in March in Duck Key16
    16°C min night temperature
  • 12 hours of daylight per day in March in Duck Key12
    12 hours of daylight per day
  • Low heat & humidity in March in Duck KeyL
    Low heat & humidity
  • 50 mm monthly rainfall in March in Duck Key50
    50 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in March in Duck Key10
    10 (Very High) UV index
  • 24°C sea temperature in March in Duck Key24
    24°C sea temperature

More about Duck Key

Duck Key by month

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