World Resorts USA Dewey Beach Weather

Dewey Beach 14 Days Forecast

15.11
sun
Day
50°F
SE 13 mph
Precip.
7%
Night
41°F
SE 8 mph
Precip.
6%
16.11
mon
Day
50°F
S 9 mph
Precip.
5%
Night
39°F
SE 6 mph
Precip.
10%
17.11
tue
Day
52°F
SE 6 mph
Precip.
3%
Night
41°F
E 5 mph
Precip.
10%
18.11
wed
Day
57°F
SE 5 mph
Precip.
2%
Night
43°F
E 5 mph
Precip.
7%
19.11
thu
Day
61°F
NE 6 mph
Precip.
1%
Night
46°F
NE 6 mph
Precip.
10%
20.11
fri
Day
61°F
SE 6 mph
Precip.
2%
Night
48°F
SE 3 mph
Precip.
10%
21.11
sat
Day
61°F
SE 2 mph
Precip.
3%
Night
50°F
N 4 mph
Precip.
17%
22.11
sun
Day
63°F
N 9 mph
Precip.
2%
Night
54°F
NE 11 mph
Precip.
10%
23.11
mon
Day
54°F
SE 13 mph
Precip.
28%
Night
36°F
S 16 mph
Precip.
8%
24.11
tue
Day
36°F
S 14 mph
Precip.
6%
Night
39°F
SW 11 mph
Precip.
12%
25.11
wed
Day
45°F
S 12 mph
Precip.
9%
Night
39°F
S 14 mph
Precip.
36%
26.11
thu
Day
45°F
SE 6 mph
Precip.
26%
Night
41°F
SE 2 mph
Precip.
22%
27.11
fri
Day
54°F
NW 3 mph
Precip.
6%
Night
46°F
NW 5 mph
Precip.
41%

Sea water temperature in November, °F

Show year:
2025
2024
2023

The average sea water temperature in November of 2025 was 54.9°F. The highest and lowest sea temperatures during the month were 59.5°F and 50.5°F.

Air temperature in Dewey Beach, °F

Precipitation total in Dewey Beach, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Dewey Beach

Sunniest months:
November 18 days
October 16 days
June 15 days
Warmest months:
July 80.7 °F
August 78.4 °F
June 74.9 °F
Warmest sea temp:
July 75.5 °F
August 75.3 °F
September 73.2 °F
Coldest months:
January 40.5 °F
February 42.6 °F
December 45.6 °F
Rainiest months:
August 4 days
February 3 days
March 3 days
Windiest months:
March 13.4 mph
January 13.1 mph
February 12.7 mph

Dewey Beach on a weather map

Dewey Beach
+43°F
E 11 mph
Feels like: +37°F
Precip.: 8%
Places in USA:
Name
°F
+36°F
+45°F
+72°F
+55°F
+63°F
+63°F
+63°F
+41°F
+61°F
+59°F
+61°F
+52°F
+52°F
+57°F
+37°F
24 Hours Forecast
Dewey Beach
Local time: 01:14
November 15, sunday
0300
43°F
E
11 mph
0600
43°F
SE
9 mph
0900
46°F
SE
12 mph
1200
50°F
SE
13 mph
1500
50°F
SE
12 mph
1800
46°F
SE
9 mph
2100
45°F
SE
9 mph
November 16, monday
0000
41°F
SE
8 mph
Units of measurement: °C / °F