Key West February 2024 Weather. Detailed graphs of monthly weather forecast, temperatures, and degree days. Daily high temperatures increase by 2°f, from 75°f to 77°f, rarely falling below 67°f or exceeding 82°f.

Get the monthly weather forecast for key west international airport, fl, including daily high/low, historical averages, to help you plan ahead. As of october 30, the lowest temperature recorded in key west, florida in 2024 is 55 °f which has happened 2 times, most recently on jan 2.