World Resorts USA Bethany Beach Weather

Autumn weather in Bethany Beach

Weather in Bethany Beach in Autumn

September October November
Average day temperature: 73.8°F 65.6°F 55.6°F
Average night temperature: 68.4°F 59.8°F 50.3°F
Sea water temperature: 73.4°F 66.3°F 58.3°F
Number of sunny days: 13 days 15 days 16 days
Day length: 11.8 - 13.0 h. 10.6 - 11.8 h. 9.7 - 10.5 h.
Number of rainy days: 2 days 3 days 2 days
Precipitation totals: 1.2 in. 1.1 in. 0.9 in.

Day & Night air temperature, °F

September
October
November
0
12
24
36
48
60
72
84
96
55.6
65.6
73.8
50.3
59.8
68.4
Day temperature   
Night temperature

Sea water temperature, °F

September
October
November
0
12
24
36
48
60
72
84
96
58.3
66.3
73.4

Precipitation total, in.

September
October
November
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
0.9
1.1
1.2
Sunny, partly cloudy and cloudy days
September
October
November
0
5
10
15
20
25
30
35
6
7
9
8
9
7
16
15
13
Cloudy days   
Partly cloudy days   
Sunny days
Wind speed, mph
September
October
November
0.0
2.0
4.0
6.1
8.1
10.1
12.1
14.1
11.8
10.7
11.2
Average sunny hours
September
October
November
0
1
2
3
4
5
6
7
8
6.7
7

Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.

Best time for vacation in Bethany Beach

Sunniest months:
November 16 days
October 15 days
June 14 days
Warmest months:
July 80.1 °F
August 78.4 °F
June 74.0 °F
Warmest sea temp:
July 74.3 °F
August 74.2 °F
September 73.4 °F
Coldest months:
January 41.2 °F
February 43.7 °F
December 46.5 °F
Rainiest months:
August 4 days
December 3 days
October 3 days
Windiest months:
March 13.5 mph
January 12.9 mph
February 12.6 mph

Bethany Beach on a weather map

Leaflet | Tiles © Esri
Places in USA:
Name
°F
+43°F
+46°F
+75°F
+75°F
+90°F
+77°F
+79°F
+45°F
+84°F
+70°F
+59°F
+81°F
+84°F
+86°F
+48°F
24 Hours Forecast
Bethany Beach
Local time: 15:03
April 11, friday
1800
48°F
W
19 mph
2100
46°F
SW
21 mph
April 12, saturday
0000
46°F
SW
16 mph
0300
48°F
SW
14 mph
0600
48°F
S
16 mph
0900
48°F
S
15 mph
1200
48°F
S
15 mph
1500
46°F
S
14 mph
Units of measurement: °C / °F