S
M
T
W
T
F
S
30
59°
48°
31
59°
47°
1
60°
47°
2
59°
46°
3
59°
47°
4
60°
44°
5
60°
44°
6
61°
42°
7
59°
48°
8
60°
48°
9
62°
46°
10
59°
47°
11
57°
48°
12
59°
48°
13
58°
45°
14
59°
43°
15
56°
44°
16
57°
47°
17
58°
46°
18
60°
47°
19
58°
47°
20
60°
48°
21
60°
48°
22
59°
47°
23
59°
45°
24
58°
46°
25
58°
46°
26
57°
45°
27
57°
46°
28
58°
44°
29
58°
44°
30
54°
41°
1
55°
44°
2
57°
41°
3
Hist. Avg.
55°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Falstone
Falstone's September 2026 forecast shows daily high temperatures ranging from 54° to 62°, with overnight lows between 41° and 48°. The average high for September is 59° with an average low of 46°. 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 Falstone. See also: October | November | December.