S
M
T
W
T
F
S
26
91°
66°
27
84°
68°
28
88°
64°
29
93°
70°
30
84°
68°
31
82°
61°
1
84°
59°
2
90°
63°
3
72°
59°
4
72°
52°
5
82°
48°
6
86°
55°
7
73°
54°
8
79°
52°
9
73°
52°
10
73°
55°
11
79°
57°
12
79°
54°
13
81°
57°
14
75°
59°
15
70°
64°
16
77°
54°
17
77°
54°
18
75°
48°
19
79°
45°
20
73°
52°
21
81°
55°
22
75°
50°
23
79°
47°
24
82°
61°
25
77°
61°
26
77°
54°
27
77°
49°
28
75°
48°
29
84°
61°
30
81°
62°
31
81°
59°
1
79°
59°
2
79°
54°
3
72°
54°
4
81°
54°
5
77°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Park River
Park River's August 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for August is ° with an average low of °. 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 Park River. See also: September | October | November.