S
M
T
W
T
F
S
26
88°
66°
27
89°
66°
28
89°
65°
29
90°
66°
30
88°
65°
31
87°
64°
1
82°
61°
2
81°
60°
3
81°
64°
4
83°
65°
5
84°
65°
6
87°
64°
7
88°
65°
8
88°
65°
9
87°
64°
10
87°
64°
11
86°
65°
12
88°
65°
13
88°
64°
14
91°
57°
15
88°
58°
16
83°
60°
17
84°
60°
18
87°
59°
19
88°
56°
20
82°
54°
21
80°
55°
22
80°
56°
23
81°
56°
24
81°
55°
25
82°
60°
26
80°
58°
27
87°
57°
28
87°
55°
29
80°
54°
30
78°
54°
31
79°
55°
1
78°
54°
2
78°
53°
3
79°
53°
4
79°
54°
5
80°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Bloomingdale
Bloomingdale's August 2026 forecast shows daily high temperatures ranging from 78° to 91°, with overnight lows between 53° and 66°. The average high for August is 84° with an average low of 60°. 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 Bloomingdale. See also: September | October | November.