19.09
sat
sat
Day
72°F
SW 9 mph
Precip.
9%
9%
Night
70°F
NW 12 mph
Precip.
24%
24%
20.09
sun
sun
Day
75°F
N 13 mph
Precip.
27%
27%
Night
73°F
NE 6 mph
Precip.
53%
53%
21.09
mon
mon
Day
73°F
SW 11 mph
Precip.
13%
13%
Night
68°F
W 12 mph
Precip.
31%
31%
22.09
tue
tue
Day
66°F
W 15 mph
Precip.
75%
75%
Night
61°F
SW 20 mph
Precip.
78%
78%
23.09
wed
wed
Day
61°F
SW 19 mph
Precip.
80%
80%
Night
64°F
SW 14 mph
Precip.
46%
46%
24.09
thu
thu
Day
61°F
SW 12 mph
Precip.
29%
29%
Night
59°F
S 8 mph
Precip.
26%
26%
25.09
fri
fri
Day
61°F
SW 11 mph
Precip.
24%
24%
Night
59°F
S 7 mph
Precip.
25%
25%
sea water
temperature
temperature
| Annapolis |
monthly
weather
weather
| Annapolis |
current
weather
weather
| Annapolis |
14 days
forecast
forecast
| Annapolis |
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 80.1°F. The highest and lowest sea temperatures during the month were 81.9°F and 77.9°F.
Sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 66.3°F. The highest and lowest sea temperatures during the month were 73.8°F and 58.5°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: 05:18
September 19, saturday
0600
66°F
SW
12 mph
12 mph
0900
66°F
SW
12 mph
12 mph
1200
72°F
SW
9 mph
9 mph
1500
75°F
SW
6 mph
6 mph
1800
73°F
NW
12 mph
12 mph
2100
70°F
NW
14 mph
14 mph
September 20, sunday
0000
70°F
NW
12 mph
12 mph
0300
70°F
NW
11 mph
11 mph
