S
M
T
W
T
F
S
26
84°
52°
27
82°
51°
28
84°
50°
29
83°
51°
30
78°
50°
31
78°
50°
1
79°
51°
2
81°
53°
3
81°
54°
4
82°
54°
5
83°
53°
6
84°
54°
7
84°
54°
8
83°
53°
9
83°
54°
10
81°
54°
11
78°
53°
12
80°
52°
13
81°
53°
14
81°
54°
15
79°
53°
16
79°
51°
17
80°
52°
18
80°
53°
19
85°
53°
20
86°
52°
21
85°
53°
22
85°
53°
23
84°
52°
24
81°
53°
25
79°
51°
26
80°
52°
27
86°
53°
28
88°
50°
29
88°
52°
30
87°
52°
31
86°
49°
1
82°
46°
2
83°
45°
3
86°
47°
4
84°
49°
5
82°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Forestville
Forestville's August 2026 forecast shows daily high temperatures ranging from 78° to 88°, with overnight lows between 45° and 54°. The average high for August is 83° with an average low of 52°. 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 Forestville. See also: September | October | November.