S
M
T
W
T
F
S
30
88°
60°
31
87°
55°
1
79°
56°
2
92°
61°
3
100°
65°
4
94°
62°
5
102°
70°
6
90°
69°
7
83°
69°
8
86°
57°
9
80°
58°
10
91°
53°
11
86°
57°
12
72°
49°
13
71°
49°
14
77°
56°
15
72°
48°
16
72°
48°
17
73°
47°
18
68°
60°
19
64°
60°
20
60°
56°
21
59°
44°
22
61°
53°
23
67°
55°
24
74°
58°
25
67°
56°
26
71°
49°
27
69°
53°
28
70°
50°
29
67°
47°
30
70°
47°
1
69°
48°
2
68°
42°
3
64°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Onida
Onida's September 2026 forecast shows daily high temperatures ranging from 59° to 74°, with overnight lows between 42° and 58°. The average high for September is 67° with an average low of 50°. 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 Onida. See also: October | November | December.