Measurements:
°C
°F
CURRENT WEATHER
06:31
Key West
68°F
S 15 mph
Feels like: 68°F
Precip: 0%
World Resorts USA Key West

Annual Weather

Key West Air Temperature, °F

Precipitation Totals, in

Rainy Days During the Year

Average Wind Speed, mph
Sunny, Cloudy and Gloomy Days
Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart.

Best Time to Visit Key West
The most sunny months:
March 16 days
April 16 days
May 16 days
The most warm months:
August 91.7 °F
July 91.1 °F
September 89.8 °F
Warmest sea temperature:
August 91.2 °F
July 90.6 °F
September 90.0 °F
The most cold months:
January 74.9 °F
February 76.7 °F
December 78.6 °F
The most rainy months:
August 7 days
July 7 days
September 7 days
The most windy months:
November 14 mph
December 14 mph
March 14 mph
more details

Key West on the Weather Map

USA Resorts:
NAME
F°
Boston +10
Chicago +20
Hawaii +78
Honolulu +78
Houston +46
Las Vegas +50
Los Angeles +54
Miami +62
New York +16
Orlando +50
San Diego +54
San Francisco +54
Sarasota +48
Tampa +46
Washington +20
all resorts
24 Hours Weather Forecast
Key West
Local time: 06:31
22 dec, sunday
0900 66°F
S
14 mph
1200 70°F
SW
11 mph
1500 70°F
S
12 mph
1800 72°F
S
11 mph
2100 70°F
S
12 mph
23 dec, monday
0000 72°F
SW
10 mph
0300 72°F
SW
15 mph
0600 72°F
SW
17 mph