Get the monthly weather forecast for Key West, FL, including daily high/low, historical averages, to help you plan ahead.

In Key West during March average daily high temperatures increase from 77°F to 80°F and it is overcast or mostly cloudy about 30% of the time.

The thermometer dips to 60 °F (16 °C) or below on an average of three nights. But March does not normally get as cold as 50 °F (10 °C).

Average Daily Low. Temperature. Average Monthly. Precipitation. January. 74. 64. 2.04. February. 76. 66. 1.49. March. 78. 68. 2.05. April.

In Florida Keys during March average daily high temperatures increase from 77°F to 80°F and it is overcast or mostly cloudy about 30% of the time.

December to March is typically the best time to visit for good weather. The temperature is pleasant and the humidity is bearable. The coldest month is January, ...

5 июн. 2024 г. · Temperatures rise in spring from an average high of 79℉ (26℃) in March to 82℉ (28℃) in April to 85℉ (29℃) in May.

Get the monthly weather forecast for Siesta Key, FL, including daily high/low, historical averages, to help you plan ahead.

26 сент. 2023 г. · The average temps in KW in March could be anywhere from high 60's at night to low-mid 80's during the day. That's a bit chilly for me, but I am ...