S
M
T
W
T
F
S
26
65°
34°
27
62°
39°
28
52°
37°
29
46°
31°
30
38°
27°
1
41°
27°
2
51°
22°
3
63°
36°
4
64°
35°
5
42°
28°
6
41°
27°
7
45°
31°
8
58°
28°
9
53°
37°
10
42°
30°
11
45°
25°
12
54°
34°
13
57°
34°
14
63°
32°
15
82°
46°
16
78°
42°
17
50°
35°
18
74°
46°
19
66°
39°
20
45°
32°
21
57°
27°
22
68°
37°
23
64°
48°
24
61°
53°
25
73°
62°
26
67°
48°
27
54°
45°
28
58°
49°
29
62°
46°
30
56°
44°
31
64°
49°
1
58°
50°
2
60°
51°
3
61°
52°
4
62°
54°
5
61°
53°
6
60°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Forestville
Forestville's May 2026 forecast shows daily high temperatures ranging from 54° to 73°, with overnight lows between 44° and 62°. The average high for May is 61° with an average low of 51°. 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 Forestville. See also: June | July | August.