Measurements:
°C
°F
Annapolis
30°F
SW 12 mph
Feels like: 20°F
Precip: 0%
World Resorts USA Annapolis Weather August Weather in Annapolis

Annapolis Weather: August

Average Day Temperature: 85.7°F
Average Night Temperature: 75.3°F
Sea Water Temperature: 84.6°F
Number of Sunny Days: 11 days
Sunshine Hours: 13.1 - 14.2 hours
Number of Rainy Days: 4 days
Precipitation Totals: 1.7 in

Air Temperature in August, °F

Select Year: 2025 2024 2023

The highest day temperature in August 2025 was 93°F. The lowest night temperature was 65°F. The average values for day and night temperatures during August were 81.7°F и 73.3°F respectivly.

Annapolis Water Sea Temperature in August, °F

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Annapolis was 83.5°F. The maximum and minimum values were 78.4°F and 89.4°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 Annapolis is 1.7 in. It makes august the most rainy month of the year.

Wind Speed in August, mph

The average wind speed in August is 7.1 mph. It makes August one of the most windless months of the year for Annapolis.

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 Annapolis in August is 8.0 hours.

Best Time to Visit Annapolis
The most sunny months:
November 17 days
October 17 days
September 15 days
The most warm months:
July 89.2 °F
August 85.7 °F
June 82.9 °F
Warmest sea temperature:
July 85.5 °F
August 84.5 °F
September 78.8 °F
The most cold months:
January 38.9 °F
February 42.1 °F
December 44.1 °F
The most rainy months:
August 4 days
July 4 days
April 3 days
The most windy months:
March 9 mph
January 9 mph
February 9 mph

Annapolis on the Weather Map

USA Resorts:
NAME
Chicago -2
Hawaii +78
Honolulu +78
Houston +44
Las Vegas +40
Los Angeles +52
Maui +72
Miami +72
Miami Beach +80
New York +18
San Diego +54
San Francisco +46
Sarasota +62
Tampa +62
Washington +28
24 Hours Weather Forecast
Annapolis
Local time: 02:58
05 dec, friday
0300 30°F
SW
12 mph
0600 26°F
W
7 mph
0900 26°F
W
7 mph
1200 28°F
W
5 mph
1500 32°F
SW
4 mph
1800 32°F
SW
4 mph
2100 32°F
SW
4 mph
06 dec, saturday
0000 32°F
S
3 mph