18.03
wed
wed
Day
36°F
W 6 mph
Precip.
0%
0%
Night
36°F
NW 11 mph
Precip.
0%
0%
19.03
thu
thu
Day
45°F
N 9 mph
Precip.
0%
0%
Night
43°F
N 7 mph
Precip.
0%
0%
20.03
fri
fri
Day
50°F
N 11 mph
Precip.
0%
0%
Night
52°F
N 14 mph
Precip.
0%
0%
21.03
sat
sat
Day
63°F
S 11 mph
Precip.
0%
0%
Night
48°F
W 6 mph
Precip.
0%
0%
22.03
sun
sun
Day
57°F
N 7 mph
Precip.
0%
0%
Night
54°F
N 11 mph
Precip.
0%
0%
23.03
mon
mon
Day
46°F
NE 20 mph
Precip.
100%
100%
Night
36°F
S 18 mph
Precip.
0%
0%
24.03
tue
tue
Day
37°F
S 11 mph
Precip.
0%
0%
Night
37°F
N 9 mph
Precip.
0%
0%
sea water
temperature
temperature
| Annapolis |
monthly
weather
weather
| Annapolis |
current
weather
weather
| Annapolis |
14 days
forecast
forecast
| Annapolis |
Sea water temperature in March, °F
Show year:
2026
2025
2024
The average sea water temperature in March of 2026 was 41.6°F. The highest and lowest sea temperatures during the month were 47.5°F and 37.4°F.
Sea water temperature in April, °F
Show year:
2025
2024
2023
The average sea water temperature in April of 2025 was 55.2°F. The highest and lowest sea temperatures during the month were 61.7°F and 50.0°F.
Air temperature in Annapolis, °F
Precipitation total in Annapolis, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Annapolis
Annapolis on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Annapolis
Local time: 17:25
March 18, wednesday
1800
41°F
NW
7 mph
7 mph
2100
37°F
NW
9 mph
9 mph
March 19, thursday
0000
36°F
NW
11 mph
11 mph
0300
36°F
N
10 mph
10 mph
0600
36°F
N
8 mph
8 mph
0900
39°F
N
8 mph
8 mph
1200
45°F
N
9 mph
9 mph
1500
48°F
N
10 mph
10 mph
