S
M
T
W
T
F
S
26
77°
54°
27
77°
56°
28
78°
56°
29
77°
55°
30
76°
60°
31
77°
57°
1
77°
59°
2
76°
58°
3
77°
55°
4
76°
52°
5
76°
53°
6
77°
54°
7
76°
55°
8
77°
52°
9
76°
54°
10
77°
56°
11
78°
53°
12
77°
52°
13
75°
52°
14
75°
53°
15
78°
52°
16
81°
57°
17
79°
55°
18
79°
58°
19
80°
56°
20
77°
59°
21
80°
58°
22
81°
51°
23
80°
50°
24
73°
58°
25
72°
56°
26
79°
50°
27
76°
54°
28
75°
58°
29
77°
55°
30
80°
50°
31
73°
46°
1
71°
47°
2
73°
58°
3
78°
57°
4
Hist. Avg.
73°
54°
5
Hist. Avg.
73°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Forest
Forest's August 2026 forecast shows daily high temperatures ranging from 71° to 81°, with overnight lows between 46° and 60°. The average high for August is 77° 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 Forest. See also: September | October | November.