World Resorts USA Key West Weather

Key West Sea Temperature in February

Average sea water temperature in February:
+73.4°F
Minimum sea water temperature in February: 78.4°F
Maximum sea water temperature in February: 64.2°F

Daily sea water temperature in February, °F

Show year:
2026
2025
2024

The average sea water temperature in February of 2026 was 69.2°F. The highest and lowest sea temperatures during the month were 75.0°F and 64.2°F.

Monthly sea water temperature in Key West, °F

Which USA resorts have warmest sea in February?

Place name February 2026 February 2025
Kailua Kona 77.5°F 77.9°F
Honolulu 76.5°F 76.9°F
Hawaii 76.4°F 76.8°F
Kauai 76.1°F 74.2°F
Maui 76.0°F 76.4°F
Oahu 74.8°F 75.7°F
West Palm Beach 74.2°F 75.9°F
Fort Lauderdale 73.3°F 75.8°F
Miami Beach 71.9°F 75.8°F
Key West 69.2°F 74.6°F
Miami 69.0°F 75.3°F
South Padre Island 65.7°F 66.8°F
Corpus Christi 64.4°F 63.8°F
Naples 62.7°F 70.9°F
Tampa 62.2°F 68.2°F
San Diego 62.0°F 57.7°F
Santa Catalina Island 61.9°F 57.6°F
Laguna Beach 61.6°F 58.0°F
Irvine 61.5°F 58.0°F
Newport Beach 61.5°F 58.0°F

Best time for vacation in Key West

Sunniest months:
May 17 days
March 16 days
April 16 days
Warmest months:
August 87.4 °F
July 86.9 °F
September 85.6 °F
Warmest sea temp:
August 87.3 °F
July 86.7 °F
September 86.2 °F
Coldest months:
January 72.0 °F
February 73.7 °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
+75°F
S 19 mph
Feels like: +79°F
Precip.: 7%
Places in USA:
Name
°F
+36°F
+39°F
+70°F
+61°F
+63°F
+66°F
+63°F
+39°F
+63°F
+55°F
+63°F
+64°F
+59°F
+63°F
+37°F
24 Hours Forecast
Key West
Local time: 01:12
November 14, saturday
0300
75°F
S
17 mph
0600
73°F
S
17 mph
0900
72°F
SW
17 mph
1200
70°F
SW
15 mph
1500
70°F
S
16 mph
1800
70°F
S
15 mph
2100
72°F
SW
13 mph
November 15, sunday
0000
72°F
SW
13 mph
Units of measurement: °C / °F