S
M
T
W
T
F
S
26
37°
32°
27
45°
32°
28
50°
36°
29
60°
41°
30
65°
47°
1
73°
53°
2
69°
52°
3
62°
43°
4
48°
42°
5
55°
40°
6
66°
49°
7
71°
51°
8
66°
47°
9
67°
49°
10
73°
53°
11
70°
51°
12
69°
53°
13
72°
53°
14
66°
39°
15
61°
39°
16
62°
40°
17
62°
38°
18
61°
42°
19
61°
37°
20
64°
39°
21
67°
43°
22
71°
45°
23
72°
47°
24
73°
47°
25
73°
46°
26
72°
45°
27
71°
44°
28
67°
42°
29
65°
41°
30
64°
40°
31
64°
41°
1
65°
41°
2
69°
43°
3
71°
46°
4
72°
48°
5
71°
46°
6
68°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Forest
Forest's May 2026 forecast shows daily high temperatures ranging from 48° to 73°, with overnight lows between 37° and 53°. The average high for May is 67° with an average low of 45°. 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. See also: June | July | August.