S
M
T
W
T
F
S
26
78°
60°
27
85°
72°
28
79°
62°
29
66°
55°
30
63°
46°
1
69°
46°
2
71°
39°
3
79°
40°
4
N/A
5
79°
54°
6
60°
47°
7
68°
45°
8
80°
53°
9
84°
62°
10
80°
55°
11
74°
48°
12
80°
58°
13
84°
63°
14
85°
63°
15
83°
65°
16
85°
66°
17
81°
64°
18
79°
57°
19
79°
61°
20
79°
60°
21
82°
54°
22
74°
53°
23
75°
56°
24
74°
57°
25
74°
55°
26
75°
54°
27
76°
55°
28
77°
56°
29
78°
60°
30
79°
63°
31
78°
64°
1
78°
63°
2
79°
60°
3
79°
65°
4
81°
65°
5
80°
64°
6
79°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Winfield
Winfield's May 2026 forecast shows daily high temperatures ranging from 60° to 85°, with overnight lows between 45° and 66°. The average high for May is 78° with an average low of 58°. 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. See also: June | July | August.