S
M
T
W
T
F
S
30
92°
71°
31
92°
72°
1
91°
72°
2
91°
71°
3
90°
72°
4
90°
72°
5
89°
71°
6
90°
72°
7
90°
72°
8
89°
71°
9
90°
70°
10
88°
69°
11
88°
71°
12
91°
71°
13
90°
70°
14
91°
67°
15
89°
66°
16
88°
67°
17
87°
69°
18
89°
68°
19
90°
67°
20
90°
69°
21
89°
70°
22
89°
70°
23
86°
69°
24
87°
68°
25
86°
65°
26
87°
68°
27
86°
68°
28
88°
65°
29
89°
65°
30
88°
67°
1
88°
65°
2
87°
66°
3
89°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Lochloosa
Lochloosa's September 2026 forecast shows daily high temperatures ranging from 86° to 92°, with overnight lows between 65° and 72°. The average high for September is 89° with an average low of 69°. 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 Lochloosa. See also: October | November | December.