S
M
T
W
T
F
S
26
87°
64°
27
77°
57°
28
81°
51°
29
90°
64°
30
85°
66°
1
72°
60°
2
64°
54°
3
75°
52°
4
80°
51°
5
85°
55°
6
90°
63°
7
82°
67°
8
77°
63°
9
74°
63°
10
87°
65°
11
89°
65°
12
76°
58°
13
78°
58°
14
84°
59°
15
82°
55°
16
88°
62°
17
90°
68°
18
88°
66°
19
91°
64°
20
90°
67°
21
92°
68°
22
91°
71°
23
86°
71°
24
92°
68°
25
82°
68°
26
84°
69°
27
83°
66°
28
87°
70°
29
84°
67°
30
80°
66°
31
78°
63°
1
79°
64°
2
79°
58°
3
82°
64°
4
83°
66°
5
84°
67°
6
85°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Mcrae-Helena
Mcrae-Helena's May 2026 forecast shows daily high temperatures ranging from 78° to 92°, with overnight lows between 58° and 70°. The average high for May is 83° 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 Mcrae-Helena. See also: June | July | August.