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Key West — weather in January, water temperature

22.5°C Daytime temperatures 20.7°C Night temperatures 11 Sunny days 10.6-11 Sun (hours) 2 Rainy days 34.8 mm Precipitation 23°C water temperature
Air temperature
2022 2021 2020 2019 2018 2017 2016 2015 2014 2013
The maximum daily temperature 29°C — 10 January 2014.
The maximum night temperature 27°C — 6 January 2014.
The minimum daily temperature 14.5°C — 30 January 2022.
The minimum night temperature 12.5°C — 18 January 2018.
water temperature
2022 2021 2020 2019 2018 2017 2016 2015 2014 2013
The warmest water 26 °C — 3 January 2016. The coldest water 20.6 °C — 20 January 2021.
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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