S
M
T
W
T
F
S
26
85°
64°
27
85°
62°
28
83°
61°
29
84°
63°
30
83°
62°
31
82°
63°
1
83°
62°
2
82°
61°
3
84°
62°
4
83°
61°
5
82°
61°
6
79°
59°
7
77°
60°
8
77°
60°
9
76°
59°
10
82°
62°
11
81°
59°
12
82°
54°
13
80°
59°
14
81°
61°
15
80°
57°
16
82°
50°
17
73°
49°
18
70°
48°
19
72°
49°
20
73°
51°
21
73°
51°
22
74°
52°
23
73°
56°
24
75°
57°
25
78°
48°
26
72°
48°
27
70°
49°
28
73°
55°
29
79°
58°
30
78°
56°
31
81°
47°
1
71°
48°
2
70°
55°
3
69°
56°
4
76°
47°
5
78°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Long Prairie
Long Prairie's August 2026 forecast shows daily high temperatures ranging from 69° to 85°, with overnight lows between 44° and 64°. The average high for August is 78° with an average low of 56°. 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 Long Prairie. See also: September | October | November.