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Key West — weather in March, water temperature

24.3°C Daytime temperatures 22.4°C Night temperatures 17 Sunny days 11.7-12.4 Sun (hours) 1 Rainy days 14.3 mm Precipitation 24.3°C water temperature
Air temperature
2022 2021 2020 2019 2018 2017 2016 2015 2014 2013
The maximum daily temperature 29.7°C — 26 March 2015.
The maximum night temperature 26°C — 11 March 2022.
The minimum daily temperature 16.3°C — 27 March 2013.
The minimum night temperature 14°C — 4 March 2013.
water temperature
2022 2021 2020 2019 2018 2017 2016 2015 2014 2013
The warmest water 26.8 °C — 28 March 2020. The coldest water 21.5 °C — 17 March 2013.
Sunny, cloudy and gloomy days
Precipitation, mm
Maximum precipitation 146.1 mm — September. Minimum precipitation 14.3 mm — March.
Wind speed, km / h
Maximum wind speed 23.5 km / h — November. Minimum wind speed 15.9 km / h — September.
Number of hours of sunshine
The maximum number of hours of sunshine per day 8.8 h. — May. The minimum number of hours of sunshine per day 6.1 h. — December.
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