S
M
T
W
T
F
S
26
82°
62°
27
81°
64°
28
85°
63°
29
79°
61°
30
78°
60°
31
79°
65°
1
79°
65°
2
80°
66°
3
83°
66°
4
86°
65°
5
81°
66°
6
82°
63°
7
79°
60°
8
78°
60°
9
79°
62°
10
78°
59°
11
77°
59°
12
78°
64°
13
84°
67°
14
86°
66°
15
83°
65°
16
81°
65°
17
83°
66°
18
83°
65°
19
81°
64°
20
77°
63°
21
78°
65°
22
77°
64°
23
77°
64°
24
78°
63°
25
78°
64°
26
80°
64°
27
79°
63°
28
84°
56°
29
79°
58°
30
76°
56°
31
81°
57°
1
84°
59°
2
83°
61°
3
84°
62°
4
82°
53°
5
80°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in West Dundee
West Dundee's August 2026 forecast shows daily high temperatures ranging from 76° to 86°, with overnight lows between 53° and 67°. The average high for August is 81° with an average low of 62°. 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 West Dundee. See also: September | October | November.