The average annual relative humidity is 68.8% and average monthly relative humidity ranges from 66% in April to 71% in September.

Average humidity values are given for selected morning and afternoon observations. ... KEY WEST, 71, 82, 69, 81, 68, 79, 66, 76, 64, 76, 66, 78, 69, 76, 67, 77 ...

In Key West, the summers are long, hot, oppressive, wet, and mostly cloudy and the winters are short, comfortable, humid, windy, and mostly clear.

Average Monthly. Precipitation. January. 74. 64. 2.04. February. 76. 66. 1.49. March. 78. 68. 2.05. April. 81. 72. 2.05. May. 85. 76. 3.00. June.

Humidity. The annual average for relative humidity in Key West ranges throughout the day from 82 percent at 7:00 am to 69 percent at 1:00 pm standard time.

In Key West, the air can feel uncomfortably humid during the summer months from April to November. This occurs when dewpoint temperature is above 65ºF.

The averages are calculated using the 1991-2020 period, and the records span the 1948-present period. None of the values shown here represent official climate ...

The average humidity year round is listed below for places in Florida. The tables give daily averages along with highest and lowest relative humidity levels.

No heat & humidity in January in Key West 0. No heat & humidity in February in Key West 0. Low heat & humidity in March in Key West L ; 23°C sea temperature in ...