S
M
T
W
T
F
S
30
91°
66°
31
94°
71°
1
97°
73°
2
99°
79°
3
100°
75°
4
99°
74°
5
100°
73°
6
90°
72°
7
88°
58°
8
93°
72°
9
97°
72°
10
78°
61°
11
84°
63°
12
88°
68°
13
90°
67°
14
85°
66°
15
84°
61°
16
83°
59°
17
85°
62°
18
85°
59°
19
82°
59°
20
80°
56°
21
83°
61°
22
79°
60°
23
81°
60°
24
83°
61°
25
83°
62°
26
84°
61°
27
83°
61°
28
82°
60°
29
83°
61°
30
82°
61°
1
79°
56°
2
71°
50°
3
68°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Christopher
Christopher's September 2026 forecast shows daily high temperatures ranging from 68° to 97°, with overnight lows between 47° and 72°. The average high for September is 83° with an average low of 61°. 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 Christopher. See also: October | November | December.