S
M
T
W
T
F
S
30
85°
52°
31
85°
56°
1
87°
58°
2
90°
57°
3
90°
54°
4
84°
56°
5
84°
53°
6
87°
51°
7
83°
53°
8
84°
55°
9
87°
55°
10
88°
56°
11
88°
56°
12
89°
56°
13
90°
55°
14
89°
53°
15
83°
53°
16
85°
56°
17
88°
56°
18
88°
55°
19
87°
53°
20
88°
55°
21
87°
56°
22
84°
50°
23
81°
49°
24
79°
48°
25
79°
47°
26
78°
49°
27
78°
52°
28
81°
50°
29
85°
46°
30
79°
48°
1
Hist. Avg.
81°
51°
2
Hist. Avg.
81°
51°
3
Hist. Avg.
81°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Bailhache
Bailhache's September 2026 forecast shows daily high temperatures ranging from 78° to 90°, with overnight lows between 46° and 58°. The average high for September is 85° with an average low of 53°. 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 Bailhache. See also: October | November | December.