S
M
T
W
T
F
S
26
79°
60°
27
80°
61°
28
80°
63°
29
81°
62°
30
81°
60°
31
86°
59°
1
87°
64°
2
87°
65°
3
86°
65°
4
86°
63°
5
85°
59°
6
80°
58°
7
79°
57°
8
79°
59°
9
81°
59°
10
83°
60°
11
85°
61°
12
84°
58°
13
85°
58°
14
84°
61°
15
86°
64°
16
86°
63°
17
85°
63°
18
84°
62°
19
79°
58°
20
78°
58°
21
83°
63°
22
84°
63°
23
78°
56°
24
79°
61°
25
82°
63°
26
84°
60°
27
83°
62°
28
84°
63°
29
82°
62°
30
83°
61°
31
82°
60°
1
81°
59°
2
79°
59°
3
80°
58°
4
83°
60°
5
82°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Birch River
Birch River's August 2026 forecast shows daily high temperatures ranging from 78° to 87°, with overnight lows between 56° and 65°. The average high for August is 83° with an average low of 61°. 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 Birch River. See also: September | October | November.