S
M
T
W
T
F
S
26
77°
55°
27
70°
48°
28
66°
46°
29
81°
59°
30
77°
57°
1
64°
52°
2
64°
43°
3
70°
34°
4
79°
37°
5
77°
46°
6
72°
59°
7
79°
48°
8
70°
45°
9
73°
46°
10
81°
52°
11
72°
54°
12
70°
45°
13
77°
41°
14
72°
48°
15
73°
36°
16
82°
46°
17
88°
55°
18
88°
61°
19
90°
59°
20
90°
57°
21
86°
64°
22
68°
59°
23
61°
55°
24
68°
59°
25
82°
64°
26
81°
68°
27
83°
64°
28
86°
65°
29
77°
64°
30
75°
61°
31
72°
60°
1
75°
61°
2
73°
57°
3
72°
60°
4
74°
61°
5
75°
61°
6
77°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Mill Spring
Mill Spring's May 2026 forecast shows daily high temperatures ranging from 72° to 86°, with overnight lows between 57° and 65°. The average high for May is 76° with an average low of 61°. 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 Mill Spring. See also: June | July | August.