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 |
14 days
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| Dewey Beach |
Monthly sea water temperature in Dewey Beach, °F
Which USA resorts have warmest sea in April?
| Place name | April 2026 | April 2025 |
|---|---|---|
| Key West | 78.2°F | 78.0°F |
| Fort Lauderdale | 78.1°F | 78.0°F |
| Miami Beach | 78.0°F | 78.3°F |
| Miami | 77.5°F | 77.9°F |
| Hilo | 77.0°F | 77.2°F |
| Honolulu | 76.5°F | 77.4°F |
| Hawaii | 76.2°F | 77.3°F |
| Molokai | 76.2°F | 77.2°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 |
| Cocoa Beach | 75.0°F | 75.1°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 |
| New Orleans | 72.6°F | 72.1°F |
| Orlando | 72.3°F | 72.8°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: 07:14
July 02, thursday
0900
79°F
NE
9 mph
9 mph
1200
84°F
N
5 mph
5 mph
1500
84°F
N
12 mph
12 mph
1800
82°F
N
16 mph
16 mph
2100
79°F
N
14 mph
14 mph
July 03, friday
0000
77°F
NE
11 mph
11 mph
0300
77°F
NE
9 mph
9 mph
0600
75°F
NE
8 mph
8 mph
