S
M
T
W
T
F
S
26
93°
72°
27
85°
69°
28
79°
64°
29
80°
60°
30
90°
58°
31
84°
65°
1
72°
67°
2
76°
64°
3
82°
61°
4
88°
64°
5
82°
69°
6
80°
67°
7
89°
67°
8
87°
66°
9
83°
62°
10
86°
71°
11
78°
71°
12
80°
72°
13
77°
70°
14
77°
70°
15
80°
73°
16
79°
68°
17
76°
66°
18
77°
67°
19
79°
71°
20
81°
69°
21
78°
69°
22
79°
66°
23
79°
66°
24
78°
65°
25
77°
70°
26
80°
70°
27
81°
69°
28
81°
69°
29
73°
65°
30
72°
65°
31
73°
64°
1
73°
66°
2
76°
68°
3
74°
68°
4
79°
69°
5
80°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Wrigleyville
Wrigleyville's August 2026 forecast shows daily high temperatures ranging from 72° to 81°, with overnight lows between 64° and 73°. The average high for August is 78° with an average low of 68°. 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 Wrigleyville. See also: September | October | November.