World Resorts USA Dewey Beach Weather

Dewey Beach Sea Temperature in April

Average sea water temperature in April:
+50.8°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:
2025
2024
2023

The average sea water temperature in April of 2025 was 51.2°F. The highest and lowest sea temperatures during the month were 56.3°F and 47.8°F.

Monthly sea water temperature in Dewey Beach, °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 Dewey Beach

Sunniest months:
November 18 days
October 16 days
June 14 days
Warmest months:
July 80.8 °F
August 78.4 °F
June 74.9 °F
Warmest sea temp:
July 75.4 °F
August 74.9 °F
September 73.1 °F
Coldest months:
January 41.2 °F
February 43.8 °F
December 46.4 °F
Rainiest months:
August 4 days
February 3 days
March 3 days
Windiest months:
March 13.3 mph
January 12.8 mph
April 12.5 mph

Dewey Beach on a weather map

Dewey Beach
+45°F
NE 9 mph
Feels like: +41°F
Precip.: 0%
Places in USA:
Name
°F
+50°F
+75°F
+75°F
+64°F
+59°F
+77°F
+79°F
+70°F
+37°F
+63°F
+57°F
+79°F
+77°F
+73°F
+41°F
24 Hours Forecast
Dewey Beach
Local time: 18:17
December 23, tuesday
2100
43°F
NE
12 mph
December 24, wednesday
0000
43°F
E
12 mph
0300
41°F
E
15 mph
0600
39°F
SE
20 mph
0900
39°F
SE
22 mph
1200
41°F
SE
22 mph
1500
41°F
SE
20 mph
1800
41°F
SE
14 mph
Units of measurement: °C / °F