S
M
T
W
T
F
S
30
79°
59°
31
73°
56°
1
81°
55°
2
82°
61°
3
90°
64°
4
90°
63°
5
90°
62°
6
84°
61°
7
84°
62°
8
89°
65°
9
88°
66°
10
84°
65°
11
86°
64°
12
87°
64°
13
85°
60°
14
84°
59°
15
85°
61°
16
82°
55°
17
86°
59°
18
80°
58°
19
77°
53°
20
74°
48°
21
74°
49°
22
79°
50°
23
83°
58°
24
74°
55°
25
73°
46°
26
71°
45°
27
73°
46°
28
77°
49°
29
78°
48°
30
79°
50°
1
78°
46°
2
77°
47°
3
78°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Ralph Stocker Stadium
Ralph Stocker Stadium's September 2026 forecast shows daily high temperatures ranging from 71° to 90°, with overnight lows between 45° and 66°. The average high for September is 81° 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 Ralph Stocker Stadium. See also: October | November | December.