S
M
T
W
T
F
S
30
59°
55°
31
68°
50°
1
66°
50°
2
59°
46°
3
66°
57°
4
66°
54°
5
66°
52°
6
64°
52°
7
64°
52°
8
64°
52°
9
59°
46°
10
63°
41°
11
64°
50°
12
70°
45°
13
59°
53°
14
64°
57°
15
63°
50°
16
59°
53°
17
61°
51°
18
60°
51°
19
63°
51°
20
60°
47°
21
60°
48°
22
59°
47°
23
60°
48°
24
62°
47°
25
58°
45°
26
60°
49°
27
59°
48°
28
60°
49°
29
61°
48°
30
60°
48°
1
61°
49°
2
61°
49°
3
60°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Newtonhill
Newtonhill's September 2026 forecast shows daily high temperatures ranging from 58° to 64°, with overnight lows between 45° and 57°. The average high for September is 60° 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 Newtonhill. See also: October | November | December.
