S
M
T
W
T
F
S
30
107°
86°
31
99°
85°
1
103°
81°
2
104°
85°
3
106°
82°
4
106°
86°
5
103°
82°
6
107°
82°
7
108°
80°
8
109°
83°
9
107°
89°
10
109°
88°
11
107°
91°
12
105°
80°
13
104°
82°
14
106°
84°
15
103°
84°
16
98°
77°
17
95°
74°
18
101°
75°
19
103°
72°
20
101°
74°
21
104°
78°
22
100°
72°
23
100°
75°
24
N/A
25
92°
69°
26
99°
70°
27
98°
77°
28
83°
71°
29
82°
66°
30
86°
64°
1
94°
67°
2
97°
73°
3
98°
76°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Ajo
Ajo's September 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. 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 Ajo. See also: October | November | December.