S
M
T
W
T
F
S
30
87°
58°
31
78°
57°
1
77°
58°
2
77°
63°
3
78°
58°
4
79°
65°
5
83°
64°
6
85°
57°
7
81°
57°
8
76°
56°
9
76°
55°
10
75°
62°
11
78°
54°
12
78°
55°
13
73°
54°
14
74°
61°
15
77°
62°
16
81°
52°
17
81°
51°
18
71°
51°
19
70°
52°
20
70°
53°
21
71°
53°
22
68°
51°
23
68°
56°
24
69°
57°
25
70°
56°
26
75°
58°
27
75°
51°
28
76°
49°
29
67°
49°
30
66°
56°
1
67°
57°
2
71°
54°
3
72°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Philipstown
Philipstown's September 2026 forecast shows daily high temperatures ranging from 66° to 87°, with overnight lows between 49° and 65°. The average high for September is 75° with an average low of 56°. 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 Philipstown. See also: October | November | December.