World Resorts USA Sanibel Island Weather

Sanibel Island Sea Temperature in April

Average sea water temperature in April:
+77.6°F
Minimum sea water temperature in April: 82.9°F
Maximum sea water temperature in April: 72.1°F

Daily sea water temperature in April, °F

Show year:
2026
2025
2024

The average sea water temperature in April of 2026 was 75.9°F. The highest and lowest sea temperatures during the month were 78.8°F and 73.6°F.

Monthly sea water temperature in Sanibel Island, °F

Which USA resorts have warmest sea in April?

Place name April 2026 April 2025
West Palm Beach 78.2°F 78.3°F
Key West 78.2°F 78.0°F
Fort Lauderdale 78.1°F 78.0°F
Miami Beach 78.0°F 78.3°F
Kailua Kona 77.6°F 78.1°F
Miami 77.5°F 77.9°F
Honolulu 76.5°F 77.4°F
Hawaii 76.2°F 77.3°F
Maui 75.9°F 76.6°F
Kauai 75.9°F 74.9°F
Naples 75.8°F 77.0°F
South Padre Island 75.7°F 74.5°F
Tampa 75.3°F 76.6°F
St. Petersburg 75.2°F 76.3°F
Corpus Christi 75.0°F 74.7°F
Oahu 74.9°F 76.4°F
Clearwater Beach 74.7°F 75.6°F
Houston 74.5°F 73.7°F
Sarasota 74.2°F 76.0°F
Siesta Key 73.8°F 75.7°F

Best time for vacation in Sanibel Island

Sunniest months:
March 19 days
April 18 days
December 17 days
Warmest months:
August 88.0 °F
July 88.0 °F
June 87.1 °F
Warmest sea temp:
August 87.6 °F
July 87.4 °F
September 86.2 °F
Coldest months:
January 69.1 °F
December 72.1 °F
February 72.6 °F
Rainiest months:
July 5 days
June 5 days
August 4 days
Windiest months:
October 10.5 mph
November 10.4 mph
January 10.3 mph

Sanibel Island on a weather map

Sanibel Island
+86°F
S 9 mph
Feels like: +93°F
Precip.: 6%
Places in USA:
Name
°F
+70°F
+79°F
+115°F
+88°F
+84°F
+91°F
+75°F
+84°F
+72°F
+82°F
+70°F
+81°F
+82°F
+82°F
+77°F
24 Hours Forecast
Sanibel Island
Local time: 20:18
July 23, thursday
2100
86°F
S
9 mph
July 24, friday
0000
82°F
W
17 mph
0300
82°F
W
11 mph
0600
81°F
W
9 mph
0900
82°F
SW
7 mph
1200
88°F
W
5 mph
1500
90°F
E
5 mph
1800
86°F
E
8 mph
Units of measurement: °C / °F