S
M
T
W
T
F
S
30
72°
48°
31
75°
46°
1
73°
47°
2
74°
52°
3
74°
47°
4
78°
52°
5
79°
54°
6
77°
53°
7
68°
48°
8
74°
42°
9
75°
42°
10
76°
45°
11
76°
52°
12
81°
49°
13
80°
54°
14
67°
40°
15
74°
39°
16
74°
51°
17
73°
53°
18
65°
48°
19
61°
43°
20
64°
37°
21
70°
38°
22
65°
44°
23
N/A
24
68°
43°
25
74°
46°
26
73°
46°
27
73°
51°
28
56°
44°
29
64°
39°
30
70°
38°
1
71°
41°
2
74°
43°
3
76°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Randolph
Randolph's September 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Randolph. See also: October | November | December.