S
M
T
W
T
F
S
30
59°
35°
31
59°
39°
1
60°
30°
2
64°
30°
3
64°
37°
4
63°
54°
5
67°
50°
6
59°
46°
7
62°
51°
8
62°
48°
9
65°
48°
10
63°
39°
11
59°
35°
12
63°
43°
13
61°
35°
14
62°
37°
15
58°
48°
16
57°
48°
17
56°
42°
18
56°
43°
19
54°
43°
20
54°
45°
21
53°
41°
22
54°
32°
23
54°
28°
24
58°
28°
25
54°
37°
26
59°
45°
27
55°
38°
28
57°
31°
29
56°
37°
30
43°
36°
1
42°
26°
2
45°
22°
3
44°
32°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Naptowne
Naptowne's September 2026 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 Naptowne. See also: October | November | December.