S
M
T
W
T
F
S
26
79°
63°
27
82°
59°
28
82°
66°
29
79°
59°
30
82°
55°
31
81°
59°
1
79°
64°
2
73°
63°
3
79°
59°
4
81°
54°
5
86°
65°
6
82°
67°
7
82°
69°
8
83°
64°
9
84°
67°
10
88°
68°
11
84°
67°
12
82°
65°
13
80°
62°
14
80°
61°
15
83°
63°
16
82°
63°
17
81°
62°
18
82°
62°
19
88°
66°
20
86°
65°
21
85°
65°
22
86°
64°
23
87°
67°
24
86°
66°
25
84°
66°
26
84°
65°
27
82°
65°
28
81°
64°
29
82°
63°
30
81°
64°
31
83°
64°
1
85°
63°
2
81°
59°
3
79°
59°
4
79°
61°
5
84°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Richmond
Richmond's August 2026 forecast shows daily high temperatures ranging from 79° to 88°, with overnight lows between 59° and 69°. The average high for August is 83° with an average low of 64°. 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 Richmond. See also: September | October | November.