S
M
T
W
T
F
S
26
84°
65°
27
87°
69°
28
89°
68°
29
88°
68°
30
87°
64°
31
89°
60°
1
87°
63°
2
87°
73°
3
89°
72°
4
81°
72°
5
85°
72°
6
88°
73°
7
89°
71°
8
91°
69°
9
87°
67°
10
90°
68°
11
91°
67°
12
89°
68°
13
88°
67°
14
84°
68°
15
86°
66°
16
84°
68°
17
82°
66°
18
91°
70°
19
91°
70°
20
92°
69°
21
89°
67°
22
89°
68°
23
88°
69°
24
91°
69°
25
91°
68°
26
90°
69°
27
89°
69°
28
87°
68°
29
87°
67°
30
88°
68°
31
88°
68°
1
87°
67°
2
88°
66°
3
83°
62°
4
81°
62°
5
81°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Graham
Graham's August 2026 forecast shows daily high temperatures ranging from 81° to 92°, with overnight lows between 60° and 73°. The average high for August is 87° with an average low of 68°. 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 Graham. See also: September | October | November.