S
M
T
W
T
F
S
26
82°
56°
27
82°
64°
28
74°
62°
29
80°
59°
30
66°
51°
1
63°
46°
2
68°
45°
3
70°
40°
4
78°
48°
5
76°
66°
6
74°
58°
7
73°
50°
8
76°
52°
9
83°
63°
10
78°
55°
11
71°
43°
12
74°
49°
13
80°
56°
14
83°
61°
15
83°
62°
16
84°
62°
17
84°
63°
18
80°
58°
19
80°
62°
20
76°
62°
21
78°
56°
22
76°
55°
23
75°
54°
24
76°
56°
25
77°
58°
26
77°
55°
27
76°
56°
28
77°
57°
29
79°
61°
30
79°
63°
31
80°
65°
1
80°
65°
2
79°
64°
3
80°
61°
4
80°
63°
5
81°
66°
6
83°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Winfield-Glen Allen
Winfield-Glen Allen's May 2026 forecast shows daily high temperatures ranging from 71° to 84°, with overnight lows between 43° and 66°. The average high for May is 78° with an average low of 59°. 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 Winfield-Glen Allen. See also: June | July | August.