S
M
T
W
T
F
S
30
98°
78°
31
89°
68°
1
94°
67°
2
95°
70°
3
95°
68°
4
96°
69°
5
97°
70°
6
82°
68°
7
90°
62°
8
96°
65°
9
102°
68°
10
104°
85°
11
104°
77°
12
101°
77°
13
99°
74°
14
97°
72°
15
99°
71°
16
96°
69°
17
98°
70°
18
98°
69°
19
94°
67°
20
94°
67°
21
86°
64°
22
87°
63°
23
86°
62°
24
89°
57°
25
81°
52°
26
82°
53°
27
88°
57°
28
86°
55°
29
84°
55°
30
86°
56°
1
90°
58°
2
90°
58°
3
89°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Ivins
Ivins's September 2026 forecast shows daily high temperatures ranging from 81° to 104°, with overnight lows between 52° and 77°. The average high for September is 91° 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 Ivins. See also: October | November | December.