Measurements:
°C
°F
Annapolis
58°F
SE 6 mph
Feels like: 58°F
Precip: 17%
World Resorts USA Annapolis Weather

Annapolis Sea Water Temperature

Current Sea Water Temperature:
+62.8°F
Maximum Sea Water Temperature in October: 76.6°F
Minimum Sea Water Temperature in October: 59.4°F
Average water temperature in October: 68.3°F

Sea Water Temperature for the Last 10 Days:

October 26 62.8°F October 21 65.6°F
October 25 62.8°F October 20 65.2°F
October 24 63.4°F October 19 66.0°F
October 23 64.2°F October 18 69.8°F
October 22 64.6°F October 17 71.4°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: 2026 2025 2024

The average sea surface temperature in July 2026 for Annapolis was 85.0°F. The maximum and minimum values were 81.2°F and 88.6°F respectively.

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Annapolis was 85.0°F. The maximum and minimum values were 83.0°F and 87.8°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Annapolis was 80.1°F. The maximum and minimum values were 70.2°F and 85.4°F respectively.

Best Time to Visit Annapolis
The most sunny months:
November 17 days
October 17 days
June 15 days
The most warm months:
July 89.3 °F
August 86.2 °F
June 83.1 °F
Warmest sea temperature:
July 85.4 °F
August 84.6 °F
September 79.0 °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 3 days
December 3 days
The most windy months:
March 9 mph
January 9 mph
April 9 mph

Annapolis 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
Annapolis
Local time: 00:38
27 oct, tuesday
0300 58°F
SE
6 mph
0600 56°F
SW
9 mph
0900 56°F
SW
11 mph
1200 62°F
SW
9 mph
1500 64°F
SW
6 mph
1800 62°F
SW
5 mph
2100 60°F
W
7 mph
28 oct, wednesday
0000 56°F
NW
6 mph