S
M
T
W
T
F
S
30
87°
64°
31
82°
72°
1
93°
74°
2
77°
72°
3
89°
72°
4
89°
74°
5
84°
70°
6
83°
66°
7
82°
66°
8
85°
64°
9
89°
71°
10
90°
75°
11
81°
69°
12
83°
65°
13
85°
71°
14
78°
62°
15
79°
58°
16
83°
62°
17
84°
69°
18
87°
71°
19
78°
65°
20
78°
67°
21
75°
64°
22
65°
53°
23
66°
51°
24
64°
50°
25
73°
56°
26
72°
56°
27
71°
59°
28
74°
61°
29
79°
61°
30
77°
63°
1
76°
61°
2
71°
56°
3
69°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Citizens Bank Park
Citizens Bank Park's September 2026 forecast shows daily high temperatures ranging from 64° to 79°, with overnight lows between 50° and 63°. The average high for September is 71° with an average low of 57°. 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 Citizens Bank Park. See also: October | November | December.
