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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| Dewey Beach |
Monthly sea water temperature in Dewey Beach, °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 |
| 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 |
| Cocoa Beach | 75.0°F | 75.1°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 |
| St. George Island | 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: 19:25
September 09, wednesday
2100
75°F
N
24 mph
24 mph
September 10, thursday
0000
75°F
NE
24 mph
24 mph
0300
75°F
NE
22 mph
22 mph
0600
75°F
NE
22 mph
22 mph
0900
77°F
NE
19 mph
19 mph
1200
81°F
E
11 mph
11 mph
1500
81°F
SE
9 mph
9 mph
1800
79°F
SW
6 mph
6 mph
