S
M
T
W
T
F
S
30
90°
62°
31
90°
54°
1
87°
55°
2
85°
60°
3
81°
53°
4
79°
52°
5
83°
58°
6
83°
59°
7
86°
51°
8
78°
53°
9
79°
58°
10
76°
56°
11
81°
58°
12
85°
59°
13
84°
58°
14
85°
59°
15
85°
58°
16
86°
54°
17
Hist. Avg.
77°
52°
18
Hist. Avg.
77°
52°
19
Hist. Avg.
76°
51°
20
Hist. Avg.
76°
51°
21
Hist. Avg.
76°
50°
22
Hist. Avg.
75°
50°
23
Hist. Avg.
75°
49°
24
Hist. Avg.
74°
49°
25
Hist. Avg.
74°
48°
26
Hist. Avg.
73°
48°
27
Hist. Avg.
73°
48°
28
Hist. Avg.
72°
47°
29
Hist. Avg.
72°
47°
30
Hist. Avg.
71°
46°
1
Hist. Avg.
71°
46°
2
Hist. Avg.
70°
45°
3
Hist. Avg.
70°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Armour
Armour's September 2026 forecast shows daily high temperatures ranging from 76° to 90°, with overnight lows between 51° and 62°. The average high for September is 84° 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 Armour. See also: October | November | December.