S
M
T
W
T
F
S
26
88°
64°
27
89°
66°
28
89°
65°
29
90°
64°
30
88°
68°
1
90°
70°
2
87°
68°
3
79°
62°
4
84°
61°
5
87°
64°
6
93°
66°
7
91°
68°
8
93°
69°
9
95°
70°
10
93°
72°
11
94°
73°
12
88°
72°
13
89°
70°
14
90°
70°
15
93°
62°
16
95°
73°
17
94°
68°
18
93°
69°
19
94°
68°
20
93°
69°
21
92°
71°
22
94°
72°
23
96°
71°
24
97°
72°
25
95°
70°
26
91°
71°
27
91°
71°
28
92°
70°
29
90°
72°
30
93°
69°
31
92°
71°
1
91°
72°
2
91°
73°
3
92°
73°
4
93°
72°
5
94°
73°
6
92°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Alabama
Alabama's May 2026 forecast shows daily high temperatures ranging from 90° to 97°, with overnight lows between 68° and 73°. The average high for May is 93° with an average low of 71°. 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 Alabama. See also: June | July | August.