S
M
T
W
T
F
S
31
77°
51°
1
77°
50°
2
79°
54°
3
81°
51°
4
82°
56°
5
80°
52°
6
67°
55°
7
68°
51°
8
68°
47°
9
73°
43°
10
76°
47°
11
78°
50°
12
77°
53°
13
75°
53°
14
79°
58°
15
80°
52°
16
81°
51°
17
76°
53°
18
82°
48°
19
71°
47°
20
70°
42°
21
78°
45°
22
80°
58°
23
74°
60°
24
76°
59°
25
75°
65°
26
74°
56°
27
80°
54°
28
78°
55°
29
77°
50°
30
76°
49°
1
66°
40°
2
69°
38°
3
77°
43°
4
82°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Lenox
Lenox's September 2025 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 Lenox. See also: October | November | December.