S
M
T
W
T
F
S
26
72°
54°
27
83°
53°
28
83°
53°
29
81°
47°
30
82°
46°
31
78°
46°
1
71°
45°
2
74°
50°
3
80°
49°
4
81°
53°
5
80°
55°
6
83°
55°
7
84°
56°
8
84°
56°
9
83°
50°
10
82°
54°
11
73°
54°
12
81°
48°
13
72°
44°
14
69°
51°
15
75°
49°
16
77°
46°
17
79°
50°
18
79°
52°
19
78°
54°
20
80°
51°
21
78°
55°
22
78°
46°
23
79°
43°
24
68°
42°
25
69°
43°
26
69°
47°
27
68°
49°
28
67°
48°
29
68°
50°
30
67°
50°
31
75°
49°
1
68°
48°
2
75°
50°
3
74°
50°
4
76°
49°
5
77°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Fork River
Fork River's August 2026 forecast shows daily high temperatures ranging from 67° to 84°, with overnight lows between 42° and 56°. The average high for August is 76° with an average low of 50°. 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 Fork River. See also: September | October | November.