S
M
T
W
T
F
S
30
72°
55°
31
70°
54°
1
71°
57°
2
70°
63°
3
75°
64°
4
72°
50°
5
70°
53°
6
76°
54°
7
72°
52°
8
70°
53°
9
70°
53°
10
68°
49°
11
69°
51°
12
68°
49°
13
69°
50°
14
66°
48°
15
66°
51°
16
63°
47°
17
63°
52°
18
65°
52°
19
66°
51°
20
62°
50°
21
65°
52°
22
66°
52°
23
66°
48°
24
63°
45°
25
62°
45°
26
63°
47°
27
64°
48°
28
64°
50°
29
65°
51°
30
64°
50°
1
65°
50°
2
65°
49°
3
64°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Cropthorne
Cropthorne's September 2026 forecast shows daily high temperatures ranging from 62° to 76°, with overnight lows between 45° and 64°. 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 Cropthorne. See also: October | November | December.