S
M
T
W
T
F
S
26
66°
49°
27
69°
46°
28
75°
49°
29
80°
55°
30
84°
57°
1
85°
62°
2
92°
62°
3
90°
54°
4
76°
54°
5
73°
53°
6
88°
60°
7
97°
67°
8
99°
67°
9
99°
68°
10
101°
66°
11
96°
67°
12
95°
67°
13
97°
66°
14
96°
65°
15
91°
61°
16
93°
64°
17
95°
66°
18
95°
66°
19
96°
67°
20
96°
67°
21
95°
66°
22
96°
67°
23
97°
68°
24
98°
68°
25
98°
67°
26
97°
68°
27
97°
66°
28
91°
64°
29
89°
65°
30
91°
64°
31
90°
66°
1
91°
68°
2
94°
67°
3
94°
68°
4
95°
67°
5
96°
68°
6
95°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Afton
Afton's May 2026 forecast shows daily high temperatures ranging from 73° to 101°, with overnight lows between 53° and 68°. The average high for May is 94° with an average low of 65°. 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 Afton. See also: June | July | August.