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
Everglades 69.6°F 75.7°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
Cape Coral 64.2°F 71.7°F
Cocoa Beach 63.7°F 68.6°F
Naples 62.7°F 70.9°F
Sanibel Island 62.2°F 70.4°F
Tampa 62.2°F 68.2°F
San Diego 62.0°F 57.7°F

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 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
W 21 mph
Feels like: +79°F
Precip.: 81%
Places in USA:
Name
°F
+46°F
+72°F
+72°F
+54°F
+54°F
+75°F
+75°F
+66°F
+41°F
+55°F
+48°F
+72°F
+72°F
+70°F
+36°F
24 Hours Forecast
Key West
Local time: 08:46
March 05, thursday
0900
75°F
W
21 mph
1200
75°F
W
19 mph
1500
77°F
W
19 mph
1800
75°F
W
19 mph
2100
73°F
W
19 mph
March 06, friday
0000
73°F
W
19 mph
0300
73°F
W
21 mph
0600
75°F
W
21 mph
Units of measurement: °C / °F