S
M
T
W
T
F
S
26
83°
66°
27
82°
67°
28
79°
68°
29
82°
66°
30
83°
61°
31
85°
59°
1
82°
66°
2
83°
59°
3
79°
58°
4
77°
57°
5
78°
58°
6
77°
57°
7
78°
58°
8
78°
59°
9
79°
63°
10
78°
66°
11
79°
67°
12
81°
68°
13
85°
66°
14
87°
59°
15
83°
62°
16
81°
57°
17
82°
56°
18
76°
61°
19
76°
58°
20
77°
64°
21
77°
62°
22
83°
65°
23
84°
66°
24
85°
60°
25
81°
57°
26
77°
57°
27
75°
56°
28
74°
59°
29
80°
57°
30
80°
64°
31
Hist. Avg.
80°
61°
1
Hist. Avg.
80°
60°
2
Hist. Avg.
80°
60°
3
Hist. Avg.
79°
60°
4
Hist. Avg.
79°
60°
5
Hist. Avg.
79°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Minnesota City
Minnesota City's August 2026 forecast shows daily high temperatures ranging from 74° to 87°, with overnight lows between 56° and 68°. The average high for August is 80° 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 Minnesota City. See also: September | October | November.