S
M
T
W
T
F
S
30
103°
76°
31
103°
79°
1
104°
80°
2
105°
78°
3
104°
79°
4
102°
78°
5
108°
81°
6
108°
82°
7
109°
83°
8
Hist. Avg.
104°
80°
9
Hist. Avg.
104°
80°
10
Hist. Avg.
103°
80°
11
Hist. Avg.
103°
79°
12
Hist. Avg.
103°
79°
13
Hist. Avg.
102°
79°
14
Hist. Avg.
102°
78°
15
Hist. Avg.
102°
78°
16
Hist. Avg.
102°
78°
17
Hist. Avg.
101°
77°
18
Hist. Avg.
101°
77°
19
Hist. Avg.
100°
77°
20
Hist. Avg.
100°
76°
21
Hist. Avg.
100°
76°
22
Hist. Avg.
99°
76°
23
Hist. Avg.
99°
75°
24
Hist. Avg.
99°
75°
25
Hist. Avg.
98°
74°
26
Hist. Avg.
98°
74°
27
Hist. Avg.
98°
74°
28
Hist. Avg.
97°
73°
29
Hist. Avg.
97°
73°
30
Hist. Avg.
96°
72°
1
Hist. Avg.
96°
72°
2
Hist. Avg.
96°
71°
3
Hist. Avg.
95°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Picacho
Picacho's September 2026 forecast shows daily high temperatures ranging from 102° to 109°, with overnight lows between 76° and 83°. The average high for September is 105° with an average low of 80°. 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 Picacho. See also: October | November | December.