Average sea water temperature in April:
+44.8°F
| Minimum sea water temperature in April: | 48.6°F |
| Maximum sea water temperature in April: | 41.5°F |
Daily sea water temperature in April, °F
Show year:
2025
2024
2023
The average sea water temperature in April of 2025 was 44.0°F. The highest and lowest sea temperatures during the month were 46.9°F and 42.3°F.
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Monthly sea water temperature in Block Island, °F
Which USA resorts have warmest sea in April?
| Place name | April 2025 | April 2024 |
|---|---|---|
| Everglades | 78.8°F | 78.0°F |
| Key Largo | 78.5°F | 77.3°F |
| Islamorada | 78.4°F | 77.5°F |
| West Palm Beach | 78.3°F | 77.5°F |
| Miami Beach | 78.3°F | 77.1°F |
| Kailua Kona | 78.1°F | 76.9°F |
| Fort Lauderdale | 78.0°F | 76.9°F |
| Key West | 78.0°F | 77.6°F |
| Miami | 77.9°F | 76.9°F |
| Honolulu | 77.4°F | 76.2°F |
| Hawaii | 77.3°F | 76.1°F |
| Marco Island | 77.3°F | 76.6°F |
| Cape Coral | 77.2°F | 76.3°F |
| Naples | 77.0°F | 76.3°F |
| Sanibel Island | 76.7°F | 75.8°F |
| Tampa | 76.6°F | 74.1°F |
| Maui | 76.6°F | 75.4°F |
| Oahu | 76.4°F | 75.0°F |
| St. Petersburg | 76.3°F | 74.2°F |
| Sarasota | 76.0°F | 74.3°F |
Best time for vacation in Block Island
Block Island on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Block Island
Local time: 12:35
December 23, tuesday
1500
39°F
N
17 mph
17 mph
1800
41°F
N
14 mph
14 mph
2100
41°F
E
18 mph
18 mph
December 24, wednesday
0000
41°F
E
21 mph
21 mph
0300
41°F
E
22 mph
22 mph
0600
37°F
SE
22 mph
22 mph
0900
37°F
SE
30 mph
30 mph
1200
37°F
SE
30 mph
30 mph
