S
M
T
W
T
F
S
30
79°
64°
31
84°
57°
1
81°
52°
2
82°
59°
3
90°
64°
4
81°
63°
5
82°
61°
6
82°
61°
7
81°
64°
8
84°
59°
9
73°
52°
10
79°
45°
11
86°
63°
12
68°
44°
13
68°
39°
14
58°
49°
15
67°
43°
16
64°
47°
17
73°
54°
18
72°
51°
19
71°
52°
20
72°
50°
21
72°
50°
22
73°
53°
23
72°
50°
24
74°
51°
25
71°
46°
26
76°
53°
27
75°
54°
28
64°
52°
29
71°
51°
30
72°
47°
1
71°
50°
2
68°
50°
3
71°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Little Falls
Little Falls's September 2026 forecast shows daily high temperatures ranging from 58° to 76°, with overnight lows between 39° and 54°. The average high for September is 70° with an average low of 49°. 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 Little Falls. See also: October | November | December.