S
M
T
W
T
F
S
26
98°
75°
27
99°
76°
28
99°
77°
29
99°
77°
30
97°
77°
31
97°
75°
1
98°
76°
2
85°
68°
3
90°
69°
4
94°
67°
5
97°
66°
6
92°
69°
7
92°
71°
8
93°
73°
9
95°
71°
10
96°
74°
11
94°
74°
12
97°
76°
13
96°
75°
14
97°
73°
15
99°
72°
16
96°
70°
17
97°
71°
18
96°
70°
19
95°
71°
20
96°
70°
21
93°
71°
22
92°
70°
23
91°
69°
24
92°
67°
25
91°
70°
26
91°
69°
27
92°
70°
28
92°
70°
29
91°
69°
30
91°
69°
31
90°
68°
1
87°
69°
2
87°
69°
3
88°
68°
4
90°
68°
5
88°
67°
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 87° to 99°, with overnight lows between 67° and 76°. The average high for August is 93° with an average low of 70°. 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.