S
M
T
W
T
F
S
30
78°
56°
31
70°
64°
1
86°
66°
2
82°
66°
3
84°
65°
4
79°
61°
5
75°
54°
6
72°
49°
7
72°
50°
8
77°
60°
9
80°
67°
10
75°
53°
11
66°
44°
12
71°
52°
13
76°
52°
14
73°
51°
15
67°
47°
16
69°
48°
17
68°
49°
18
68°
48°
19
67°
44°
20
72°
50°
21
70°
50°
22
63°
50°
23
65°
49°
24
66°
49°
25
69°
48°
26
70°
46°
27
65°
42°
28
69°
48°
29
70°
49°
30
71°
49°
1
70°
48°
2
69°
46°
3
68°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Troy
Troy's September 2026 forecast shows daily high temperatures ranging from 63° to 80°, with overnight lows between 42° and 67°. 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 Troy. See also: October | November | December.
