S
M
T
W
T
F
S
30
89°
68°
31
88°
66°
1
83°
66°
2
83°
67°
3
86°
67°
4
84°
66°
5
83°
66°
6
83°
65°
7
87°
66°
8
82°
60°
9
83°
58°
10
82°
62°
11
81°
60°
12
86°
59°
13
86°
64°
14
85°
58°
15
83°
56°
16
80°
57°
17
79°
56°
18
81°
57°
19
84°
57°
20
84°
58°
21
83°
61°
22
84°
61°
23
84°
55°
24
81°
54°
25
83°
53°
26
81°
58°
27
82°
59°
28
82°
59°
29
81°
58°
30
83°
56°
1
78°
58°
2
81°
58°
3
82°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Red Cross
Red Cross's September 2026 forecast shows daily high temperatures ranging from 78° to 89°, with overnight lows between 53° and 68°. The average high for September is 83° with an average low of 60°. 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 Red Cross. See also: October | November | December.