S
M
T
W
T
F
S
30
91°
59°
31
90°
56°
1
81°
56°
2
81°
52°
3
82°
57°
4
81°
57°
5
89°
55°
6
87°
57°
7
95°
63°
8
97°
70°
9
104°
72°
10
105°
71°
11
102°
68°
12
96°
63°
13
92°
61°
14
91°
62°
15
94°
64°
16
91°
65°
17
93°
64°
18
94°
66°
19
91°
61°
20
92°
65°
21
91°
64°
22
87°
63°
23
87°
63°
24
90°
64°
25
90°
64°
26
89°
63°
27
86°
63°
28
89°
62°
29
89°
63°
30
88°
61°
1
86°
61°
2
88°
62°
3
89°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Delano
Delano's September 2026 forecast shows daily high temperatures ranging from 86° to 105°, with overnight lows between 57° and 72°. The average high for September is 92° 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 Delano. See also: October | November | December.