S
M
T
W
T
F
S
26
64°
45°
27
75°
42°
28
74°
54°
29
57°
46°
30
54°
41°
1
48°
35°
2
44°
33°
3
60°
33°
4
71°
46°
5
71°
57°
6
58°
44°
7
60°
36°
8
64°
42°
9
69°
51°
10
64°
47°
11
64°
39°
12
69°
41°
13
67°
46°
14
61°
39°
15
69°
51°
16
75°
62°
17
82°
61°
18
90°
65°
19
80°
60°
20
75°
52°
21
68°
48°
22
67°
49°
23
68°
52°
24
77°
56°
25
76°
60°
26
78°
57°
27
76°
51°
28
77°
55°
29
76°
56°
30
76°
53°
31
69°
51°
1
70°
48°
2
70°
48°
3
71°
49°
4
71°
53°
5
77°
58°
6
81°
59°
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 61° to 90°, with overnight lows between 39° and 65°. The average high for May is 74° with an average low of 54°. 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.