S
M
T
W
T
F
S
30
73°
63°
31
72°
59°
1
72°
57°
2
70°
63°
3
79°
66°
4
70°
59°
5
73°
55°
6
81°
59°
7
77°
64°
8
64°
57°
9
66°
54°
10
70°
57°
11
70°
61°
12
73°
57°
13
73°
64°
14
77°
64°
15
73°
61°
16
65°
56°
17
70°
49°
18
69°
61°
19
72°
58°
20
71°
51°
21
72°
54°
22
69°
52°
23
71°
56°
24
72°
55°
25
70°
55°
26
69°
53°
27
68°
54°
28
68°
56°
29
65°
49°
30
67°
50°
1
68°
49°
2
67°
48°
3
65°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in New Ash Green
New Ash Green's September 2026 forecast shows daily high temperatures ranging from 65° to 72°, with overnight lows between 43° and 61°. The average high for September is 69° with an average low of 53°. 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 New Ash Green. See also: October | November | December.