S
M
T
W
T
F
S
30
88°
65°
31
91°
65°
1
89°
60°
2
88°
66°
3
90°
69°
4
86°
65°
5
86°
65°
6
82°
67°
7
85°
67°
8
84°
65°
9
80°
58°
10
81°
51°
11
87°
63°
12
74°
52°
13
71°
47°
14
60°
44°
15
72°
49°
16
75°
45°
17
71°
57°
18
61°
58°
19
61°
57°
20
64°
52°
21
62°
48°
22
66°
44°
23
69°
44°
24
68°
55°
25
70°
58°
26
63°
57°
27
69°
55°
28
73°
62°
29
67°
57°
30
73°
56°
1
71°
48°
2
67°
50°
3
68°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in North Loop
North Loop's September 2026 forecast shows daily high temperatures ranging from 63° to 73°, with overnight lows between 48° and 62°. The average high for September is 69° with an average low of 55°. 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 North Loop. See also: October | November | December.