S
M
T
W
T
F
S
26
83°
62°
27
82°
63°
28
83°
65°
29
84°
64°
30
82°
63°
31
81°
61°
1
82°
61°
2
84°
62°
3
88°
67°
4
88°
62°
5
85°
61°
6
83°
65°
7
85°
66°
8
83°
66°
9
82°
65°
10
86°
66°
11
86°
66°
12
85°
65°
13
85°
60°
14
82°
59°
15
81°
59°
16
82°
60°
17
84°
61°
18
86°
66°
19
88°
66°
20
88°
65°
21
87°
63°
22
83°
66°
23
82°
65°
24
87°
65°
25
87°
59°
26
82°
60°
27
83°
59°
28
81°
58°
29
82°
58°
30
80°
57°
31
82°
59°
1
85°
62°
2
85°
63°
3
86°
62°
4
84°
63°
5
82°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Tomahawk
Tomahawk's August 2026 forecast shows daily high temperatures ranging from 80° to 88°, with overnight lows between 57° and 67°. The average high for August is 84° with an average low of 63°. 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 Tomahawk. See also: September | October | November.