Measurements:
°C
°F
Dewey Beach
62°F
NE 7 mph
Feels like: 62°F
Precip: 0%
World Resorts USA Dewey Beach Weather

Dewey Beach Sea Water Temperature

Current Sea Water Temperature:
+62.0°F
Maximum Sea Water Temperature in November: 65.4°F
Minimum Sea Water Temperature in November: 50.2°F
Average water temperature in November: 59.0°F

Sea Water Temperature for the Last 10 Days:

November 05 62.0°F October 31 61.8°F
November 04 63.8°F October 30 63.0°F
November 03 63.8°F October 29 62.0°F
November 02 64.0°F October 28 63.6°F
November 01 64.2°F October 27 64.4°F

When is the Warmest Sea for Dewey Beach?

According to our data for the last three years for Dewey Beach the highest average sea water temperature was in July, August and September.

Average Water Temperature by Month, °F

Sea Water Temperature in July

Select Year: 2024 2023 2022

The average sea surface temperature in July 2024 for Dewey Beach was 77.5°F. The maximum and minimum values were 71.8°F and 81.8°F respectively.

Sea Water Temperature in August

Select Year: 2024 2023 2022

The average sea surface temperature in August 2024 for Dewey Beach was 77.0°F. The maximum and minimum values were 71.6°F and 81.8°F respectively.

Sea Water Temperature in September

Select Year: 2024 2023 2022

The average sea surface temperature in September 2024 for Dewey Beach was 74.0°F. The maximum and minimum values were 71.8°F and 76.8°F respectively.

Best Time to Visit Dewey Beach
The most sunny months:
November 17 days
October 15 days
June 14 days
The most warm months:
July 83.8 °F
August 81.9 °F
June 76.9 °F
Warmest sea temperature:
July 77.7 °F
August 77.4 °F
September 75.7 °F
The most cold months:
January 41.5 °F
February 43.6 °F
December 46.5 °F
The most rainy months:
July 4 days
August 4 days
March 4 days
The most windy months:
March 13 mph
January 12 mph
April 12 mph

Dewey Beach on the Weather Map

USA Resorts:
NAME
Boston +56
Chicago +64
Hawaii +80
Honolulu +80
Houston +80
Las Vegas +44
Los Angeles +62
Maui +74
Miami +84
New York +62
San Diego +52
San Francisco +56
Sarasota +76
Tampa +78
Washington +62
24 Hours Weather Forecast
Dewey Beach
Local time: 07:48
05 nov, tuesday
0900 62°F
NE
7 mph
1200 64°F
NE
11 mph
1500 70°F
N
16 mph
1800 66°F
N
16 mph
2100 64°F
N
17 mph
06 nov, wednesday
0000 64°F
N
16 mph
0300 62°F
NE
14 mph
0600 62°F
NE
11 mph