S
M
T
W
T
F
S
26
81°
50°
27
81°
57°
28
75°
61°
29
77°
57°
30
63°
48°
1
66°
41°
2
66°
41°
3
68°
36°
4
79°
48°
5
72°
57°
6
70°
54°
7
66°
45°
8
73°
41°
9
75°
50°
10
82°
54°
11
72°
48°
12
77°
43°
13
81°
55°
14
70°
45°
15
79°
43°
16
82°
61°
17
88°
57°
18
89°
69°
19
89°
64°
20
78°
66°
21
78°
64°
22
79°
67°
23
78°
65°
24
81°
66°
25
80°
66°
26
81°
67°
27
79°
65°
28
82°
63°
29
81°
60°
30
79°
61°
31
82°
59°
1
85°
63°
2
85°
62°
3
82°
61°
4
78°
59°
5
79°
59°
6
85°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Bunker Hill
Bunker Hill's May 2026 forecast shows daily high temperatures ranging from 78° to 89°, with overnight lows between 59° and 69°. The average high for May is 82° with an average low of 64°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Bunker Hill. See also: June | July | August.