S
M
T
W
T
F
S
26
91°
70°
27
88°
75°
28
86°
72°
29
88°
66°
30
81°
68°
31
70°
63°
1
81°
63°
2
82°
57°
3
82°
63°
4
73°
57°
5
77°
52°
6
79°
52°
7
75°
55°
8
79°
52°
9
84°
64°
10
82°
66°
11
82°
70°
12
84°
70°
13
79°
66°
14
75°
63°
15
84°
70°
16
77°
59°
17
81°
55°
18
82°
61°
19
79°
54°
20
81°
54°
21
79°
63°
22
79°
54°
23
79°
46°
24
79°
57°
25
86°
59°
26
77°
52°
27
80°
49°
28
86°
64°
29
85°
65°
30
84°
60°
31
84°
57°
1
77°
55°
2
81°
58°
3
77°
56°
4
76°
59°
5
77°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Madelia
Madelia's August 2026 forecast shows daily high temperatures ranging from 76° to 86°, with overnight lows between 49° and 65°. The average high for August is 81° with an average low of 58°. 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 Madelia. See also: September | October | November.