S
M
T
W
T
F
S
30
79°
59°
31
73°
56°
1
81°
62°
2
84°
62°
3
88°
64°
4
91°
64°
5
90°
64°
6
86°
69°
7
84°
64°
8
87°
65°
9
88°
63°
10
87°
59°
11
87°
61°
12
86°
63°
13
89°
64°
14
83°
56°
15
87°
60°
16
86°
60°
17
86°
59°
18
85°
60°
19
85°
58°
20
84°
54°
21
84°
54°
22
83°
56°
23
84°
58°
24
83°
58°
25
81°
57°
26
80°
57°
27
75°
56°
28
78°
54°
29
76°
55°
30
70°
52°
1
70°
52°
2
71°
49°
3
73°
50°
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 70° to 91°, with overnight lows between 49° and 69°. The average high for September is 83° with an average low of 59°. 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.