World Resorts USA Sanibel Island Weather

Sanibel Island Sea Temperature in October

Average sea water temperature in October:
+81.3°F
Minimum sea water temperature in October: 86.9°F
Maximum sea water temperature in October: 73.9°F

Daily sea water temperature in October, °F

Show year:
2025
2024
2023

The average sea water temperature in October of 2025 was 81.6°F. The highest and lowest sea temperatures during the month were 84.9°F and 79.0°F.

Monthly sea water temperature in Sanibel Island, °F

Which USA resorts have warmest sea in October?

Place name October 2025 October 2024
South Padre Island 84.0°F 82.4°F
Key West 83.8°F 82.9°F
Fort Lauderdale 83.5°F 83.0°F
Miami Beach 83.4°F 83.4°F
Islamorada 83.1°F 82.9°F
Key Largo 83.0°F 83.1°F
Miami 82.7°F 82.9°F
Everglades 82.5°F 82.6°F
Corpus Christi 82.2°F 80.6°F
Naples 81.9°F 81.6°F
Sanibel Island 81.6°F 81.3°F
Kauai 81.3°F 79.2°F
Cape Coral 81.1°F 81.2°F
Kailua Kona 80.9°F 80.6°F
Honolulu 80.7°F 80.6°F
Hawaii 80.6°F 80.5°F
Siesta Key 80.4°F 80.7°F
Houston 80.4°F 78.8°F
Sarasota 80.2°F 80.5°F
Maui 79.8°F 79.4°F

Best time for vacation in Sanibel Island

Sunniest months:
March 19 days
April 17 days
February 15 days
Warmest months:
August 88.0 °F
July 88.0 °F
September 86.6 °F
Warmest sea temp:
August 87.6 °F
July 87.2 °F
September 86.2 °F
Coldest months:
January 69.0 °F
December 71.4 °F
February 73.2 °F
Rainiest months:
June 6 days
July 5 days
August 4 days
Windiest months:
October 10.5 mph
November 10.4 mph
January 10.1 mph

Sanibel Island on a weather map

Sanibel Island
+81°F
N 12 mph
Feels like: +86°F
Precip.: 0%
Places in USA:
Name
°F
+61°F
+75°F
+75°F
+70°F
+77°F
+77°F
+77°F
+72°F
+52°F
+79°F
+59°F
+81°F
+79°F
+72°F
+43°F
24 Hours Forecast
Sanibel Island
Local time: 15:02
December 18, thursday
1800
75°F
N
15 mph
2100
72°F
NW
14 mph
December 19, friday
0000
72°F
N
13 mph
0300
72°F
N
11 mph
0600
72°F
NE
10 mph
0900
72°F
E
9 mph
1200
72°F
E
11 mph
1500
72°F
SE
12 mph
Units of measurement: °C / °F