S
M
T
W
T
F
S
26
60°
40°
27
62°
38°
28
69°
43°
29
60°
46°
30
52°
37°
1
58°
36°
2
49°
34°
3
52°
29°
4
65°
40°
5
71°
55°
6
61°
52°
7
64°
36°
8
67°
45°
9
70°
47°
10
76°
52°
11
59°
37°
12
54°
39°
13
60°
41°
14
59°
38°
15
68°
44°
16
67°
45°
17
67°
47°
18
71°
51°
19
72°
50°
20
71°
43°
21
64°
44°
22
62°
42°
23
63°
45°
24
63°
43°
25
64°
44°
26
65°
44°
27
66°
42°
28
67°
43°
29
70°
46°
30
71°
50°
31
70°
51°
1
66°
52°
2
72°
51°
3
73°
52°
4
72°
53°
5
71°
53°
6
72°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in West Union
West Union's May 2026 forecast shows daily high temperatures ranging from 54° to 76°, with overnight lows between 36° and 53°. The average high for May is 67° with an average low of 46°. 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 West Union. See also: June | July | August.
