Biscayne National Park is situated in a subtropical climate, which ensures sunshine year-round. Winters are normally dry and mild, with occasional fronts bringing wind and little rain. Summertime brings hot and humid weather with scattered thunderstorms in the afternoons. The average high temperature in January is 77 degrees Fahrenheit and in August, 90 degrees. The average rainfall for the area is 1.93 inches in January and 9.17 inches in August. Hurricane season is June 1 through November 30.
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Last updated: August 13, 2019