S
M
T
W
T
F
S
26
76°
56°
27
72°
54°
28
73°
59°
29
74°
55°
30
71°
56°
31
72°
58°
1
72°
56°
2
73°
59°
3
75°
60°
4
74°
59°
5
75°
55°
6
71°
53°
7
71°
58°
8
77°
57°
9
71°
58°
10
75°
58°
11
71°
53°
12
72°
57°
13
76°
59°
14
76°
55°
15
70°
52°
16
69°
51°
17
70°
55°
18
70°
58°
19
71°
59°
20
74°
59°
21
74°
58°
22
75°
57°
23
72°
56°
24
78°
54°
25
76°
56°
26
77°
55°
27
72°
52°
28
71°
51°
29
67°
48°
30
66°
48°
31
65°
49°
1
67°
53°
2
67°
56°
3
68°
56°
4
75°
55°
5
75°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Grahamsville
Grahamsville's August 2026 forecast shows daily high temperatures ranging from 65° to 78°, with overnight lows between 48° and 60°. The average high for August is 72° with an average low of 55°. 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 Grahamsville. See also: September | October | November.