Measurements:
°C
°F
South Bethany
60°F
E 9 mph
Feels like: 58°F
Precip: 5%
World Resorts USA South Bethany Weather August Weather in South Bethany

South Bethany Weather: August

Average Day Temperature: 82.8°F
Average Night Temperature: 74.2°F
Sea Water Temperature: 77.3°F
Number of Sunny Days: 11 days
Sunshine Hours: 13.1 - 14.1 hours
Number of Rainy Days: 3 days
Precipitation Totals: 1.9 in

Air Temperature in August, °F

Select Year: 2026 2025 2024

The highest day temperature in August 2026 was 92°F. The lowest night temperature was 72°F. The average values for day and night temperatures during August were 80.5°F и 76.5°F respectivly.

South Bethany Water Sea Temperature in August, °F

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for South Bethany was 78.6°F. The maximum and minimum values were 76.6°F and 81.0°F respectively.

Sunny, Cloudy and Gloomy days

You can expect various weather conditions during August. Be ready for sunny, cloudy or even gloomy days.

Precipitation Totals in August, in

Precipitation total in August for South Bethany is 1.9 in. It makes august the most rainy month of the year.

Wind Speed in August, mph

The average wind speed in August is 8.5 mph. It makes August one of the most windless months of the year for South Bethany.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for South Bethany in August is 7.8 hours.

Best Time to Visit South Bethany
The most sunny months:
November 17 days
June 15 days
October 15 days
The most warm months:
July 85.4 °F
August 82.8 °F
June 79.3 °F
Warmest sea temperature:
August 77.2 °F
July 77.1 °F
September 76.0 °F
The most cold months:
January 39.9 °F
February 42.8 °F
December 45.5 °F
The most rainy months:
August 3 days
July 3 days
April 2 days
The most windy months:
March 12 mph
January 12 mph
February 11 mph

South Bethany on the Weather Map

USA Resorts:
NAME
F°
Boston +58
Chicago +58
Hawaii +80
Houston +74
Las Vegas +64
Los Angeles +74
Maui +72
Miami +82
New York +62
Panama City Beach +64
San Diego +74
San Francisco +60
Santa Monica +72
Tampa +72
Washington +58
24 Hours Weather Forecast
South Bethany
Local time: 00:38
27 oct, tuesday
0300 60°F
SE
11 mph
0600 60°F
S
14 mph
0900 58°F
S
17 mph
1200 60°F
SW
14 mph
1500 60°F
SW
16 mph
1800 60°F
SW
14 mph
2100 60°F
W
13 mph
28 oct, wednesday
0000 60°F
W
12 mph