S
M
T
W
T
F
S
30
78°
59°
31
80°
62°
1
80°
56°
2
81°
54°
3
77°
53°
4
76°
55°
5
79°
58°
6
84°
63°
7
86°
65°
8
87°
60°
9
81°
54°
10
78°
55°
11
79°
63°
12
81°
56°
13
85°
52°
14
76°
52°
15
76°
57°
16
79°
61°
17
83°
59°
18
84°
54°
19
77°
60°
20
81°
59°
21
84°
59°
22
83°
58°
23
83°
59°
24
82°
59°
25
83°
58°
26
81°
59°
27
82°
58°
28
83°
57°
29
82°
57°
30
82°
58°
1
81°
47°
2
82°
45°
3
79°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in North Topeka
North Topeka's September 2026 forecast shows daily high temperatures ranging from 76° to 87°, with overnight lows between 45° and 65°. The average high for September is 81° with an average low of 57°. 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 North Topeka. See also: October | November | December.