Average sea water temperature in April:
+50.9°F
| Minimum sea water temperature in April: | 56.5°F |
| Maximum sea water temperature in April: | 45.9°F |
Daily sea water temperature in April, °F
Show year:
2026
2025
2024
The average sea water temperature in April of 2026 was 51.5°F. The highest and lowest sea temperatures during the month were 55.4°F and 45.9°F.
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| Dewey Beach |
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| Dewey Beach |
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| Dewey Beach |
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Monthly sea water temperature in Dewey Beach, °F
Which USA resorts have warmest sea in April?
| Place name | April 2026 | April 2025 |
|---|---|---|
| Everglades | 78.6°F | 78.8°F |
| Key Largo | 78.2°F | 78.5°F |
| 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 |
| Hialeah | 77.7°F | 77.9°F |
| Miami | 77.5°F | 77.9°F |
| Honolulu | 76.5°F | 77.4°F |
| Cape Coral | 76.4°F | 77.2°F |
| Marco Island | 76.3°F | 77.3°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 |
| Tampa | 75.3°F | 76.6°F |
| St. Petersburg | 75.2°F | 76.3°F |
| Cocoa Beach | 75.0°F | 75.1°F |
| Corpus Christi | 75.0°F | 74.7°F |
| Oahu | 74.9°F | 76.4°F |
Best time for vacation in Dewey Beach
Dewey Beach on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Dewey Beach
Local time: 17:02
June 08, monday
1800
66°F
W
14 mph
14 mph
2100
63°F
W
12 mph
12 mph
June 09, tuesday
0000
61°F
NW
11 mph
11 mph
0300
61°F
NW
10 mph
10 mph
0600
61°F
N
7 mph
7 mph
0900
64°F
NE
7 mph
7 mph
1200
68°F
N
9 mph
9 mph
1500
70°F
N
15 mph
15 mph
