Measurements:
°C
°F
Annapolis
76°F
NE 7 mph
Feels like: 80°F
Precip: 5%
World Resorts USA Annapolis Weather

Annapolis Sea Water Temperature

Current Sea Water Temperature:
+79.2°F
Maximum Sea Water Temperature in June: 86.2°F
Minimum Sea Water Temperature in June: 66.2°F
Average water temperature in June: 76.7°F

Sea Water Temperature for the Last 10 Days:

June 24 79.2°F June 19 78.4°F
June 23 80.4°F June 18 78.4°F
June 22 79.4°F June 17 77.4°F
June 21 78.2°F June 16 78.4°F
June 20 78.2°F June 15 80.2°F

When is the Warmest Sea for Annapolis?

According to our data for the last three years for Annapolis the highest average sea water temperature was in July, August and September.

Average Water Temperature by Month, °F

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Annapolis was 87.3°F. The maximum and minimum values were 85.2°F and 90.4°F respectively.

Sea Water Temperature in August

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.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Annapolis was 77.3°F. The maximum and minimum values were 75.0°F and 79.8°F respectively.

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 38.3 °F
February 41.0 °F
December 43.4 °F
The most rainy months:
August 4 days
July 4 days
October 3 days
The most windy months:
March 9 mph
January 9 mph
April 9 mph

Annapolis on the Weather Map

USA Resorts:
NAME
Chicago +66
Hawaii +80
Honolulu +80
Houston +82
Las Vegas +96
Los Angeles +66
Maui +74
Miami +80
Miami Beach +82
Myrtle Beach +78
New York +70
San Diego +68
San Francisco +58
Sarasota +84
Tampa +84
24 Hours Weather Forecast
Annapolis
Local time: 01:08
25 jun, thursday
0300 74°F
NE
9 mph
0600 70°F
NE
9 mph
0900 76°F
NE
8 mph
1200 84°F
N
11 mph
1500 86°F
N
14 mph
1800 82°F
N
19 mph
2100 78°F
N
21 mph
26 jun, friday
0000 78°F
N
15 mph