World Resorts USA Key West Weather

Key West Sea Temperature in October

Average sea water temperature in October:
+83.1°F
Minimum sea water temperature in October: 86.9°F
Maximum sea water temperature in October: 78.1°F

Daily sea water temperature in October, °F

Show year:
2024
2023
2022

The average sea water temperature in October of 2024 was 82.9°F. The highest and lowest sea temperatures during the month were 86.9°F and 79.3°F.

Monthly sea water temperature in Key West, °F

Which USA resorts have warmest sea in October?

Place name October 2024 October 2023
Miami Beach 83.4°F 83.5°F
West Palm Beach 83.3°F 84.2°F
Fort Lauderdale 83.0°F 84.1°F
Miami 82.9°F 82.4°F
Key West 82.9°F 83.3°F
South Padre Island 82.4°F 82.8°F
Marco Island 81.9°F 81.1°F
Naples 81.6°F 81.2°F
Cape Coral 81.2°F 80.3°F
Siesta Key 80.7°F 79.7°F
Honolulu 80.6°F 80.8°F
Kailua Kona 80.6°F 80.6°F
Corpus Christi 80.6°F 79.9°F
Sarasota 80.5°F 79.4°F
Hawaii 80.5°F 80.6°F
Port St. Lucie 80.4°F 80.5°F
Oahu 80.2°F 80.0°F
Cocoa Beach 79.9°F 78.9°F
Maui 79.4°F 79.7°F
Tampa 79.3°F 78.6°F

Best time for vacation in Key West

Sunniest months:
March 16 days
April 16 days
May 16 days
Warmest months:
August 87.5 °F
July 87.0 °F
September 85.8 °F
Warmest sea temp:
August 87.0 °F
July 86.5 °F
September 86.0 °F
Coldest months:
January 72.4 °F
February 74.0 °F
December 75.7 °F
Rainiest months:
August 7 days
July 7 days
September 7 days
Windiest months:
November 14.6 mph
December 13.7 mph
March 13.7 mph

Key West on a weather map

Key West
+73°F
S 21 mph
Feels like: +77°F
Precip.: 0%
Places in USA:
Name
°F
+46°F
+50°F
+75°F
+75°F
+45°F
+57°F
+75°F
+70°F
+46°F
+54°F
+55°F
+70°F
+68°F
+66°F
+34°F
24 Hours Forecast
Key West
Local time: 13:31
November 21, thursday
1500
73°F
S
22 mph
1800
72°F
SE
23 mph
2100
72°F
S
24 mph
November 22, friday
0000
70°F
S
22 mph
0300
70°F
S
19 mph
0600
70°F
S
21 mph
0900
70°F
S
19 mph
1200
70°F
SE
17 mph
Units of measurement: °C / °F