S
M
T
W
T
F
S
26
81°
67°
27
82°
72°
28
81°
70°
29
84°
68°
30
83°
69°
31
85°
70°
1
83°
74°
2
82°
71°
3
84°
72°
4
84°
72°
5
86°
71°
6
85°
73°
7
84°
71°
8
84°
72°
9
83°
76°
10
84°
74°
11
86°
74°
12
82°
73°
13
82°
74°
14
85°
74°
15
82°
71°
16
81°
73°
17
81°
73°
18
80°
72°
19
82°
74°
20
83°
73°
21
81°
73°
22
81°
72°
23
82°
74°
24
86°
69°
25
79°
67°
26
79°
73°
27
86°
75°
28
87°
75°
29
87°
74°
30
86°
73°
31
84°
68°
1
78°
66°
2
77°
66°
3
77°
67°
4
79°
72°
5
82°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Annapolis
Annapolis's August 2026 forecast shows daily high temperatures ranging from 77° to 87°, with overnight lows between 66° and 76°. The average high for August is 83° with an average low of 72°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Annapolis. See also: September | October | November.