World Resorts USA Key West Weather

Key West 7 Days Forecast

04.02
wed
Day
64°F
SW 12 mph
Precip.
0%
Night
64°F
S 6 mph
Precip.
0%
05.02
thu
Day
68°F
E 22 mph
Precip.
0%
Night
59°F
SE 24 mph
Precip.
0%
06.02
fri
Day
59°F
SE 12 mph
Precip.
0%
Night
63°F
SE 13 mph
Precip.
0%
07.02
sat
Day
64°F
SE 7 mph
Precip.
0%
Night
64°F
S 19 mph
Precip.
0%
08.02
sun
Day
66°F
W 14 mph
Precip.
0%
Night
66°F
W 17 mph
Precip.
82%
09.02
mon
Day
66°F
W 16 mph
Precip.
0%
Night
66°F
W 14 mph
Precip.
0%
10.02
tue
Day
66°F
W 13 mph
Precip.
0%
Night
68°F
W 9 mph
Precip.
0%

Sea water temperature in February, °F

Show year:
2025
2024
2023

The average sea water temperature in February of 2025 was 74.6°F. The highest and lowest sea temperatures during the month were 77.7°F and 69.8°F.

Air temperature in Key West, °F

Precipitation total in Key West, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Key West

Sunniest months:
May 16 days
March 16 days
April 16 days
Warmest months:
August 87.4 °F
July 86.9 °F
September 85.8 °F
Warmest sea temp:
August 87.2 °F
July 86.6 °F
September 86.1 °F
Coldest months:
January 72.0 °F
February 74.0 °F
December 75.4 °F
Rainiest months:
June 7 days
August 7 days
September 6 days
Windiest months:
November 14.7 mph
December 13.9 mph
January 13.8 mph

Key West on a weather map

Key West
+66°F
SW 9 mph
Feels like: +66°F
Precip.: 0%
Places in USA:
Name
°F
+36°F
+72°F
+72°F
+73°F
+84°F
+73°F
+68°F
+68°F
+30°F
+84°F
+63°F
+68°F
+70°F
+63°F
+25°F
24 Hours Forecast
Key West
Local time: 15:20
February 04, wednesday
1800
68°F
SW
8 mph
2100
64°F
SW
5 mph
February 05, thursday
0000
64°F
S
6 mph
0300
64°F
SE
3 mph
0600
64°F
E
8 mph
0900
66°F
E
14 mph
1200
68°F
E
22 mph
1500
64°F
SE
30 mph
Units of measurement: °C / °F