S
M
T
W
T
F
S
26
N/A
27
N/A
28
N/A
29
N/A
30
N/A
1
N/A
2
66°
38°
3
67°
39°
4
77°
48°
5
78°
59°
6
79°
60°
7
67°
47°
8
71°
52°
9
76°
56°
10
77°
60°
11
76°
59°
12
77°
57°
13
79°
60°
14
77°
59°
15
82°
58°
16
77°
59°
17
80°
62°
18
80°
63°
19
82°
63°
20
81°
64°
21
78°
60°
22
78°
56°
23
76°
56°
24
76°
57°
25
78°
59°
26
79°
57°
27
77°
57°
28
78°
58°
29
80°
61°
30
82°
64°
31
81°
66°
1
83°
66°
2
81°
65°
3
81°
64°
4
82°
64°
5
85°
67°
6
87°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Killian Mill
Killian Mill's May 2026 forecast shows daily high temperatures ranging from 66° to 87°, with overnight lows between 38° and 68°. The average high for May is 78° with an average low of 59°. 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 Killian Mill. See also: June | July | August.