S
M
T
W
T
F
S
26
84°
62°
27
83°
65°
28
76°
64°
29
71°
57°
30
64°
50°
1
64°
48°
2
69°
44°
3
74°
57°
4
81°
59°
5
79°
59°
6
71°
50°
7
70°
52°
8
74°
55°
9
78°
59°
10
78°
59°
11
80°
63°
12
82°
61°
13
81°
60°
14
77°
61°
15
82°
66°
16
84°
65°
17
85°
67°
18
85°
67°
19
84°
66°
20
85°
68°
21
85°
68°
22
83°
67°
23
81°
67°
24
84°
68°
25
85°
68°
26
82°
66°
27
80°
61°
28
82°
66°
29
85°
65°
30
86°
68°
31
88°
69°
1
88°
70°
2
89°
70°
3
89°
69°
4
88°
68°
5
83°
64°
6
83°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in McElroy
McElroy's May 2026 forecast shows daily high temperatures ranging from 64° to 89°, with overnight lows between 44° and 70°. The average high for May is 81° with an average low of 63°. 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 McElroy. See also: June | July | August.