S
M
T
W
T
F
S
26
65°
31°
27
72°
34°
28
69°
38°
29
68°
36°
30
50°
40°
1
53°
36°
2
53°
37°
3
49°
33°
4
68°
37°
5
79°
51°
6
53°
41°
7
54°
34°
8
51°
30°
9
54°
28°
10
64°
38°
11
54°
32°
12
53°
32°
13
49°
34°
14
53°
46°
15
59°
50°
16
74°
45°
17
76°
45°
18
82°
60°
19
86°
68°
20
79°
37°
21
60°
34°
22
62°
42°
23
61°
45°
24
63°
46°
25
68°
47°
26
64°
47°
27
67°
46°
28
71°
50°
29
71°
51°
30
73°
46°
31
67°
48°
1
68°
48°
2
66°
49°
3
66°
47°
4
65°
51°
5
68°
51°
6
72°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Randolph
Randolph's May 2026 forecast shows daily high temperatures ranging from 60° to 86°, with overnight lows between 34° and 68°. The average high for May is 69° with an average low of 48°. 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 Randolph. See also: June | July | August.