S
M
T
W
T
F
S
26
75°
61°
27
77°
58°
28
80°
58°
29
80°
56°
30
75°
55°
31
78°
54°
1
74°
55°
2
74°
54°
3
75°
55°
4
75°
54°
5
76°
56°
6
75°
56°
7
75°
60°
8
79°
62°
9
80°
56°
10
80°
62°
11
82°
54°
12
78°
62°
13
83°
53°
14
76°
54°
15
75°
61°
16
75°
57°
17
76°
52°
18
73°
52°
19
75°
54°
20
74°
53°
21
73°
52°
22
72°
53°
23
73°
55°
24
75°
51°
25
73°
59°
26
72°
60°
27
79°
60°
28
80°
52°
29
80°
58°
30
75°
52°
31
73°
51°
1
71°
57°
2
71°
50°
3
72°
47°
4
69°
56°
5
71°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Viroqua
Viroqua's August 2026 forecast shows daily high temperatures ranging from 69° to 83°, with overnight lows between 47° and 62°. The average high for August is 76° 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 Viroqua. See also: September | October | November.