A Few Clouds and 85 F at Key West International Airport, FL Posted Sunday, May 5th, 2024 2:14pm Winds are from the East at 15.0 gusting to 25.3 MPH (13 gusting to 22 KT). The pressure is 1016.4 mb and the humidity is 63%. The heat index is 90. Last Updated on May 5 2024, 2:53 pm EDT.