S
M
T
W
T
F
S
30
90°
64°
31
89°
63°
1
90°
65°
2
89°
64°
3
89°
62°
4
85°
61°
5
85°
61°
6
88°
65°
7
89°
65°
8
88°
64°
9
88°
63°
10
87°
64°
11
88°
64°
12
88°
63°
13
87°
63°
14
87°
62°
15
86°
60°
16
86°
61°
17
85°
61°
18
85°
57°
19
84°
60°
20
83°
61°
21
85°
60°
22
84°
59°
23
84°
59°
24
83°
60°
25
83°
57°
26
82°
59°
27
83°
57°
28
Hist. Avg.
81°
60°
29
Hist. Avg.
80°
59°
30
Hist. Avg.
80°
59°
1
Hist. Avg.
80°
58°
2
Hist. Avg.
79°
58°
3
Hist. Avg.
79°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in High Falls
High Falls's September 2026 forecast shows daily high temperatures ranging from 82° to 90°, with overnight lows between 57° and 65°. The average high for September is 86° with an average low of 62°. 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 High Falls. See also: October | November | December.