S
M
T
W
T
F
S
30
57°
43°
31
57°
42°
1
56°
40°
2
54°
39°
3
54°
38°
4
55°
38°
5
54°
40°
6
53°
39°
7
52°
38°
8
51°
39°
9
51°
37°
10
53°
36°
11
53°
39°
12
52°
41°
13
54°
41°
14
54°
40°
15
53°
39°
16
54°
32°
17
53°
39°
18
53°
38°
19
52°
38°
20
52°
37°
21
51°
37°
22
51°
36°
23
50°
37°
24
51°
36°
25
48°
34°
26
47°
33°
27
47°
33°
28
46°
32°
29
47°
34°
30
Hist. Avg.
45°
34°
1
Hist. Avg.
45°
33°
2
Hist. Avg.
44°
33°
3
Hist. Avg.
44°
32°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in New Knockhock
New Knockhock's September 2026 forecast shows daily high temperatures ranging from 46° to 57°, with overnight lows between 32° and 43°. The average high for September is 52° with an average low of 38°. 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 Knockhock. See also: October | November | December.