



The Weather of Key West

Key West, Florida: The Only Frost Free City in The Continental United States. For today's weather, click .

Located at 24 degrees north latitude, the island of Key West is situated within the subtropical region of the western hemisphere. Because of its proximity to the Gulf Stream and the Gulf of Mexico, Key West has a mild tropical-maritime climate where the average summer and winter temperature rarely differ more than 10 degrees. Prevailing tradewinds and sea breezes join forces to subdue the summer heat. As for winter, Key West has never reported frost, ice, sleet or snow!

Temperatures and Rainfall:

January 71 66 22 19 1.7/4.3 February 75 65 24 19 1.9/4.8 March 79 70 26 21 1.3/3.3 April 82 73 28 23 1.5/3.8 May 85 76 29 25 3.2/8.1 June 87 79 31 26 5.0/12.7 July 89 80 32 27 3.7/9.4 August 89 80 32 26 4.8/12.2 September 87 79 30 26 6.5/16.5 October 84 76 29 24 4.8/12.1 November 80 75 26 24 4.8.12.1 December 75 67 24 19 1.7/4.3

Temperature and rainfall averages are based on data collected at Key West Airport.