S
M
T
W
T
F
S
26
81°
67°
27
84°
72°
28
87°
69°
29
85°
71°
30
83°
70°
31
85°
70°
1
83°
72°
2
82°
73°
3
81°
72°
4
85°
73°
5
86°
74°
6
85°
73°
7
88°
74°
8
86°
72°
9
85°
72°
10
88°
71°
11
86°
76°
12
82°
73°
13
82°
74°
14
87°
73°
15
84°
69°
16
80°
68°
17
80°
73°
18
85°
72°
19
81°
70°
20
80°
68°
21
83°
73°
22
85°
72°
23
82°
69°
24
79°
68°
25
79°
69°
26
80°
67°
27
79°
68°
28
81°
71°
29
82°
72°
30
83°
73°
31
85°
74°
1
85°
74°
2
84°
73°
3
78°
71°
4
78°
67°
5
76°
65°
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 76° to 88°, with overnight lows between 65° and 76°. The average high for August is 83° with an average low of 71°. 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.