S
M
T
W
T
F
S
26
81°
60°
27
81°
59°
28
71°
61°
29
82°
63°
30
72°
57°
1
66°
49°
2
68°
42°
3
70°
43°
4
78°
48°
5
78°
57°
6
76°
56°
7
70°
41°
8
69°
43°
9
74°
48°
10
76°
56°
11
78°
55°
12
80°
54°
13
78°
55°
14
79°
54°
15
81°
59°
16
82°
58°
17
82°
59°
18
81°
60°
19
82°
60°
20
82°
59°
21
83°
60°
22
83°
61°
23
82°
61°
24
78°
60°
25
81°
61°
26
83°
62°
27
79°
61°
28
78°
58°
29
81°
61°
30
82°
60°
31
80°
62°
1
84°
62°
2
85°
63°
3
85°
63°
4
84°
62°
5
79°
62°
6
79°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Heflin
Heflin's May 2026 forecast shows daily high temperatures ranging from 66° to 85°, with overnight lows between 41° and 63°. The average high for May is 79° with an average low of 57°. 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 Heflin. See also: June | July | August.