S
M
T
W
T
F
S
30
91°
64°
31
95°
67°
1
95°
68°
2
94°
65°
3
94°
66°
4
95°
69°
5
94°
68°
6
94°
69°
7
93°
67°
8
93°
68°
9
92°
67°
10
92°
67°
11
91°
66°
12
92°
66°
13
91°
65°
14
90°
66°
15
90°
65°
16
87°
64°
17
84°
64°
18
86°
63°
19
86°
62°
20
82°
63°
21
83°
63°
22
83°
62°
23
85°
63°
24
87°
62°
25
87°
61°
26
88°
61°
27
87°
60°
28
86°
60°
29
85°
59°
30
86°
58°
1
85°
59°
2
86°
60°
3
79°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Ida
Ida's September 2026 forecast shows daily high temperatures ranging from 79° to 95°, with overnight lows between 53° and 69°. The average high for September is 89° with an average low of 64°. 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 Ida. See also: October | November | December.