S
M
T
W
T
F
S
26
87°
64°
27
84°
69°
28
78°
60°
29
82°
55°
30
87°
60°
31
77°
65°
1
78°
64°
2
76°
59°
3
81°
54°
4
83°
61°
5
71°
58°
6
81°
56°
7
82°
60°
8
81°
58°
9
75°
57°
10
82°
62°
11
83°
62°
12
83°
66°
13
78°
65°
14
79°
60°
15
83°
65°
16
84°
62°
17
81°
58°
18
79°
59°
19
77°
53°
20
80°
49°
21
73°
60°
22
77°
55°
23
72°
49°
24
75°
46°
25
79°
62°
26
80°
59°
27
79°
55°
28
80°
57°
29
76°
65°
30
79°
65°
31
80°
62°
1
76°
55°
2
74°
56°
3
76°
57°
4
75°
56°
5
74°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Kaukauna
Kaukauna's August 2026 forecast shows daily high temperatures ranging from 74° to 80°, with overnight lows between 55° and 65°. The average high for August is 77° with an average low of 59°. 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 Kaukauna. See also: September | October | November.