S
M
T
W
T
F
S
30
72°
57°
31
N/A
1
69°
57°
2
71°
62°
3
74°
64°
4
71°
57°
5
70°
56°
6
71°
55°
7
71°
58°
8
69°
55°
9
69°
55°
10
66°
54°
11
65°
52°
12
66°
48°
13
65°
49°
14
66°
49°
15
66°
51°
16
63°
48°
17
64°
52°
18
64°
53°
19
67°
52°
20
64°
52°
21
66°
51°
22
66°
52°
23
65°
49°
24
62°
46°
25
63°
46°
26
63°
47°
27
64°
48°
28
64°
50°
29
65°
51°
30
65°
51°
1
64°
50°
2
65°
50°
3
64°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Sherborne
Sherborne's September 2026 forecast shows daily high temperatures ranging from 62° to 74°, with overnight lows between 46° and 64°. The average high for September is 66° with an average low of 52°. 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.