Measurements:
°C
°F
CURRENT WEATHER
01:36
Dewey Beach
46°F
NE 7 mph
Feels like: 42°F
Precip: 0%
World Resorts USA Dewey Beach

Annual Weather

Dewey Beach Air Temperature, °F

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0
14
28
42
56
70
84
98
112
46.0
56.2
67.6
76.6
81.9
83.8
76.9
65.4
58.4
51.2
43.2
40.2
41.7
50.3
60.8
70.4
75.2
76.3
69.3
58.9
51.0
44.1
38.1
35.6
Day Temperature   
Night Temperature
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0
13
26
39
52
65
78
91
104
48.1
58.8
67.7
75.7
77.4
77.7
69.6
58.9
50.7
44.5
39.8
41.5

Precipitation Totals, in

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0.0
0.3
0.7
1.0
1.4
1.7
2.0
2.4
1.4
0.9
1.1
1.2
1.6
2
1.2
1.1
1.3
1.2
1.1
1.2

Rainy Days During the Year

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0
5
3
2
3
2
4
4
2
1
2
3
3
3
Average Wind Speed, mph
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0.0
2.3
4.6
6.9
9.1
11.4
13.7
16.0
11.8
11.7
10.6
11.1
8.9
8.9
10.2
11.5
12.2
13.3
12.5
12.8
Sunny, Cloudy and Gloomy Days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0
5
10
15
20
25
30
35
10
6
7
9
9
6
6
13
11
10
11
10
10
8
9
8
11
13
10
10
10
9
8
9
11
17
15
13
11
11
14
9
9
12
9
12
Gloomy days   
Cloudy days   
Sunny days
Average Sunny Hours Per Day
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0.0
1.6
3.2
4.8
6.3
7.9
9.5
11.1
5.2
6.8
7
7.3
7.8
8.7
9.3
6.9
6.9
6.6
5.6
5.6

We are using day length and cloud cover information for each day of the month to calculate averages for this chart.

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 40.2 °F
February 43.2 °F
December 46.0 °F
The most rainy months:
August 4 days
July 4 days
February 3 days
The most windy months:
March 13 mph
January 12 mph
February 12 mph
more details

Dewey Beach on the Weather Map

USA Resorts:
NAME
F°
Boston +44
Chicago +58
Hawaii +76
Honolulu +76
Houston +74
Las Vegas +60
Los Angeles +56
Miami +76
New York +46
Orlando +70
San Diego +60
San Francisco +50
Sarasota +64
Tampa +68
Washington +50
all resorts
24 Hours Weather Forecast
Dewey Beach
Local time: 01:36
18 apr, friday
0300 46°F
NE
7 mph
0600 46°F
N
7 mph
0900 54°F
N
12 mph
1200 64°F
N
17 mph
1500 62°F
N
20 mph
1800 62°F
N
20 mph
2100 58°F
N
18 mph
19 apr, saturday
0000 60°F
NE
19 mph