S
M
T
W
T
F
S
30
70°
50°
31
70°
50°
1
71°
49°
2
70°
54°
3
71°
55°
4
74°
49°
5
71°
48°
6
70°
54°
7
73°
56°
8
70°
55°
9
76°
55°
10
74°
53°
11
68°
54°
12
68°
51°
13
74°
52°
14
65°
47°
15
65°
49°
16
Hist. Avg.
68°
47°
17
Hist. Avg.
68°
47°
18
Hist. Avg.
67°
47°
19
Hist. Avg.
67°
46°
20
Hist. Avg.
67°
46°
21
Hist. Avg.
66°
46°
22
Hist. Avg.
66°
45°
23
Hist. Avg.
65°
45°
24
Hist. Avg.
65°
45°
25
Hist. Avg.
65°
44°
26
Hist. Avg.
64°
44°
27
Hist. Avg.
64°
44°
28
Hist. Avg.
63°
44°
29
Hist. Avg.
63°
43°
30
Hist. Avg.
62°
43°
1
Hist. Avg.
62°
43°
2
Hist. Avg.
62°
42°
3
Hist. Avg.
61°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Vernon
Vernon's September 2026 forecast shows daily high temperatures ranging from 65° to 76°, with overnight lows between 47° and 56°. The average high for September is 71° with an average low of 52°. 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 Vernon. See also: October | November | December.
