S
M
T
W
T
F
S
26
53°
43°
27
52°
36°
28
55°
30°
29
52°
28°
30
50°
32°
1
54°
28°
2
65°
41°
3
70°
54°
4
57°
32°
5
48°
31°
6
45°
33°
7
58°
32°
8
70°
44°
9
60°
36°
10
57°
31°
11
67°
51°
12
65°
40°
13
71°
39°
14
79°
53°
15
84°
47°
16
79°
50°
17
63°
52°
18
64°
46°
19
55°
35°
20
60°
39°
21
64°
44°
22
69°
52°
23
72°
51°
24
73°
52°
25
70°
51°
26
73°
54°
27
73°
56°
28
70°
46°
29
63°
46°
30
64°
45°
31
66°
44°
1
65°
44°
2
66°
50°
3
67°
55°
4
71°
57°
5
77°
57°
6
77°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Foreston
Foreston's May 2026 forecast shows daily high temperatures ranging from 55° to 84°, with overnight lows between 35° and 57°. The average high for May is 69° with an average low of 49°. 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 Foreston. See also: June | July | August.