S
M
T
W
T
F
S
26
80°
59°
27
80°
61°
28
74°
52°
29
75°
53°
30
77°
55°
31
74°
57°
1
74°
54°
2
74°
54°
3
78°
56°
4
79°
56°
5
77°
57°
6
74°
56°
7
78°
57°
8
80°
57°
9
77°
56°
10
76°
54°
11
73°
53°
12
73°
52°
13
74°
58°
14
76°
57°
15
78°
57°
16
74°
56°
17
75°
57°
18
74°
57°
19
74°
55°
20
77°
56°
21
79°
51°
22
71°
52°
23
74°
55°
24
78°
56°
25
79°
55°
26
77°
52°
27
70°
49°
28
70°
50°
29
72°
52°
30
75°
54°
31
77°
54°
1
78°
53°
2
77°
49°
3
67°
45°
4
64°
41°
5
67°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Deep River
Deep River's August 2026 forecast shows daily high temperatures ranging from 64° to 80°, with overnight lows between 41° and 61°. The average high for August is 75° with an average low of 54°. 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 Deep River. See also: September | October | November.