S
M
T
W
T
F
S
30
74°
54°
31
75°
53°
1
73°
55°
2
73°
54°
3
72°
52°
4
72°
49°
5
68°
49°
6
69°
53°
7
70°
51°
8
71°
52°
9
70°
51°
10
70°
49°
11
69°
48°
12
70°
49°
13
70°
50°
14
67°
50°
15
67°
46°
16
68°
45°
17
65°
44°
18
64°
47°
19
64°
48°
20
65°
47°
21
64°
45°
22
65°
46°
23
63°
47°
24
64°
48°
25
64°
46°
26
65°
49°
27
67°
51°
28
67°
50°
29
Hist. Avg.
61°
49°
30
Hist. Avg.
61°
49°
1
Hist. Avg.
61°
49°
2
Hist. Avg.
61°
49°
3
Hist. Avg.
60°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Stock
Stock's September 2026 forecast shows daily high temperatures ranging from 63° to 75°, with overnight lows between 44° and 55°. The average high for September is 68° 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 Stock. See also: October | November | December.