S
M
T
W
T
F
S
26
84°
71°
27
86°
67°
28
85°
67°
29
81°
58°
30
78°
61°
1
79°
61°
2
84°
60°
3
79°
62°
4
85°
65°
5
85°
64°
6
84°
61°
7
83°
66°
8
86°
66°
9
87°
65°
10
88°
67°
11
88°
67°
12
87°
66°
13
88°
67°
14
85°
67°
15
87°
66°
16
87°
67°
17
88°
68°
18
89°
68°
19
90°
67°
20
85°
63°
21
86°
62°
22
89°
63°
23
91°
68°
24
89°
69°
25
87°
69°
26
85°
68°
27
86°
70°
28
89°
70°
29
90°
71°
30
91°
71°
31
92°
69°
1
89°
67°
2
89°
67°
3
90°
66°
4
89°
67°
5
90°
66°
6
91°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Alleyton
Alleyton's May 2026 forecast shows daily high temperatures ranging from 78° to 92°, with overnight lows between 58° and 71°. The average high for May is 87° with an average low of 66°. 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 Alleyton. See also: June | July | August.