S
M
T
W
T
F
S
26
64°
43°
27
77°
39°
28
75°
55°
29
63°
50°
30
57°
37°
1
52°
36°
2
52°
32°
3
63°
30°
4
73°
46°
5
72°
57°
6
61°
43°
7
61°
37°
8
72°
37°
9
73°
52°
10
70°
50°
11
70°
47°
12
75°
42°
13
72°
50°
14
64°
45°
15
70°
39°
16
75°
54°
17
86°
61°
18
91°
69°
19
87°
68°
20
72°
50°
21
69°
58°
22
72°
63°
23
76°
64°
24
79°
63°
25
78°
62°
26
77°
61°
27
79°
64°
28
79°
61°
29
80°
60°
30
81°
59°
31
83°
57°
1
80°
61°
2
80°
62°
3
79°
60°
4
74°
57°
5
75°
56°
6
78°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Alma
Alma's May 2026 forecast shows daily high temperatures ranging from 69° to 91°, with overnight lows between 50° and 69°. The average high for May is 78° 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 Alma. See also: June | July | August.