S
M
T
W
T
F
S
30
70°
55°
31
71°
54°
1
71°
54°
2
70°
53°
3
69°
51°
4
70°
54°
5
70°
54°
6
69°
53°
7
70°
54°
8
69°
53°
9
69°
51°
10
68°
48°
11
68°
53°
12
67°
52°
13
68°
51°
14
65°
51°
15
67°
50°
16
66°
51°
17
67°
46°
18
65°
51°
19
62°
50°
20
65°
51°
21
66°
50°
22
66°
50°
23
62°
47°
24
63°
51°
25
Hist. Avg.
63°
48°
26
Hist. Avg.
63°
48°
27
Hist. Avg.
62°
48°
28
Hist. Avg.
62°
48°
29
Hist. Avg.
62°
48°
30
Hist. Avg.
62°
48°
1
Hist. Avg.
61°
47°
2
Hist. Avg.
61°
47°
3
Hist. Avg.
61°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Sherborne
Sherborne's September 2026 forecast shows daily high temperatures ranging from 62° to 71°, with overnight lows between 46° and 55°. The average high for September is 67° 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 September weather will actually feel in Sherborne. See also: October | November | December.