S
M
T
W
T
F
S
26
86°
67°
27
87°
66°
28
83°
66°
29
82°
61°
30
84°
59°
31
85°
62°
1
82°
67°
2
81°
66°
3
81°
61°
4
82°
60°
5
84°
60°
6
78°
69°
7
85°
66°
8
86°
70°
9
87°
65°
10
88°
70°
11
79°
69°
12
83°
69°
13
81°
69°
14
78°
65°
15
81°
67°
16
81°
64°
17
77°
61°
18
78°
62°
19
79°
63°
20
81°
64°
21
84°
64°
22
79°
61°
23
80°
60°
24
76°
58°
25
76°
61°
26
80°
63°
27
83°
63°
28
83°
62°
29
76°
58°
30
74°
56°
31
74°
54°
1
75°
60°
2
78°
61°
3
77°
62°
4
81°
61°
5
82°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Bunker Hill
Bunker Hill's August 2026 forecast shows daily high temperatures ranging from 74° to 88°, with overnight lows between 54° and 70°. The average high for August is 79° 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 Bunker Hill. See also: September | October | November.