S
M
T
W
T
F
S
30
77°
59°
31
82°
62°
1
83°
62°
2
83°
61°
3
82°
54°
4
81°
52°
5
74°
53°
6
75°
59°
7
77°
59°
8
79°
58°
9
80°
59°
10
75°
58°
11
80°
57°
12
79°
58°
13
79°
59°
14
78°
59°
15
79°
58°
16
79°
52°
17
77°
57°
18
76°
52°
19
76°
50°
20
71°
48°
21
68°
46°
22
67°
53°
23
69°
51°
24
72°
46°
25
66°
45°
26
66°
45°
27
68°
48°
28
73°
52°
29
72°
50°
30
72°
47°
1
64°
50°
2
65°
43°
3
64°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Plattekill Town
Plattekill Town's September 2026 forecast shows daily high temperatures ranging from 64° to 83°, with overnight lows between 43° and 62°. The average high for September is 75° with an average low of 53°. 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 Plattekill Town. See also: October | November | December.