S
M
T
W
T
F
S
26
53°
35°
27
54°
32°
28
54°
37°
29
55°
33°
30
53°
33°
1
56°
36°
2
55°
32°
3
56°
35°
4
61°
43°
5
66°
41°
6
60°
38°
7
66°
44°
8
69°
45°
9
69°
45°
10
68°
40°
11
58°
39°
12
59°
40°
13
60°
42°
14
60°
44°
15
61°
44°
16
64°
46°
17
61°
45°
18
66°
38°
19
69°
37°
20
64°
38°
21
63°
37°
22
62°
36°
23
63°
38°
24
64°
42°
25
66°
44°
26
66°
47°
27
71°
39°
28
65°
43°
29
66°
50°
30
74°
41°
31
69°
45°
1
66°
49°
2
68°
42°
3
68°
48°
4
72°
49°
5
77°
44°
6
69°
44°
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 53° to 77°, with overnight lows between 32° and 50°. The average high for May is 63° with an average low of 41°. 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.