Measurements:
°C
°F
CURRENT WEATHER
18:10
Dewey Beach
46°F
N 30 mph
Feels like: 38°F
Precip: 0%
World Resorts USA Dewey Beach Weather

14 Day Weather Forecast

03.13
fri
DAY
44°F
N 16 mph
precip
0%
NIGHT
44°F
NE 24 mph
precip
0%
03.14
sat
DAY
48°F
E 25 mph
precip
0%
NIGHT
44°F
SW 3 mph
precip
0%
03.15
sun
DAY
46°F
NW 17 mph
precip
0%
NIGHT
48°F
NW 22 mph
precip
0%
03.16
mon
DAY
56°F
N 25 mph
precip
0%
NIGHT
42°F
SE 24 mph
precip
100%
03.17
tue
DAY
36°F
E 17 mph
precip
0%
NIGHT
30°F
SE 17 mph
precip
0%
03.18
wed
DAY
32°F
SE 7 mph
precip
29%
NIGHT
34°F
N 13 mph
precip
0%
03.19
thu
DAY
44°F
N 14 mph
precip
0%
NIGHT
42°F
NE 5 mph
precip
0%
03.20
fri
DAY
48°F
N 5 mph
precip
0%
NIGHT
42°F
S 19 mph
precip
100%
03.21
sat
DAY
38°F
S 16 mph
precip
0%
NIGHT
42°F
N 11 mph
precip
0%
03.22
sun
DAY
56°F
E 16 mph
precip
0%
NIGHT
48°F
SE 14 mph
precip
0%
03.23
mon
DAY
44°F
SE 19 mph
precip
57%
NIGHT
40°F
NW 22 mph
precip
0%
03.24
tue
DAY
36°F
S 19 mph
precip
0%
NIGHT
38°F
SW 13 mph
precip
85%
03.25
wed
DAY
38°F
NW 13 mph
precip
22%
NIGHT
46°F
N 20 mph
precip
100%
03.26
thu
DAY
38°F
E 25 mph
precip
0%
NIGHT
38°F
E 25 mph
precip
0%

Dewey Beach Sea Water Temperature in March, °F

Select Year: 2025 2024 2023

The average sea surface temperature in March 2025 for Dewey Beach was 43.9°F. The maximum and minimum values were 38.8°F and 49.0°F respectively.

Dewey Beach on the Weather Map

Best Time to Visit Dewey Beach
The most sunny months:
November 18 days
October 16 days
January 14 days
The most warm months:
July 84.2 °F
August 81.5 °F
June 77.7 °F
Warmest sea temperature:
July 78.2 °F
August 77.7 °F
September 75.6 °F
The most cold months:
January 39.5 °F
February 41.8 °F
December 45.1 °F
The most rainy months:
August 4 days
February 3 days
March 3 days
The most windy months:
March 13 mph
January 13 mph
February 12 mph
more details
USA Resorts:
NAME
F°
Chicago +44
Hawaii +76
Honolulu +76
Houston +78
Las Vegas +96
Los Angeles +100
Maui +70
Miami +80
Miami Beach +82
New York +42
San Diego +94
San Francisco +74
Sarasota +76
Tampa +82
Washington +60
all resorts
24 Hours Weather Forecast
Dewey Beach
Local time: 18:10
13 mar, friday
2100 42°F
NE
24 mph
14 mar, saturday
0000 44°F
NE
24 mph
0300 42°F
NE
17 mph
0600 42°F
E
16 mph
0900 46°F
E
22 mph
1200 48°F
E
25 mph
1500 50°F
SE
22 mph
1800 52°F
SE
11 mph