S
M
T
W
T
F
S
26
70°
46°
27
64°
43°
28
54°
37°
29
54°
37°
30
52°
36°
1
52°
32°
2
63°
28°
3
70°
41°
4
70°
41°
5
52°
32°
6
50°
32°
7
61°
34°
8
73°
32°
9
63°
37°
10
66°
30°
11
70°
30°
12
77°
55°
13
72°
41°
14
77°
43°
15
86°
50°
16
79°
46°
17
76°
60°
18
66°
47°
19
55°
39°
20
60°
41°
21
60°
46°
22
69°
53°
23
70°
54°
24
76°
53°
25
74°
55°
26
71°
53°
27
72°
52°
28
74°
56°
29
73°
54°
30
74°
53°
31
78°
59°
1
78°
58°
2
72°
58°
3
70°
55°
4
71°
56°
5
75°
60°
6
75°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Forest City
Forest City's May 2026 forecast shows daily high temperatures ranging from 55° to 78°, with overnight lows between 39° and 60°. The average high for May is 71° with an average low of 53°. 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 Forest City. See also: June | July | August.