S
M
T
W
T
F
S
30
79°
58°
31
80°
58°
1
78°
57°
2
73°
55°
3
73°
56°
4
76°
56°
5
79°
57°
6
79°
57°
7
80°
56°
8
80°
57°
9
78°
55°
10
73°
55°
11
78°
56°
12
78°
55°
13
75°
55°
14
67°
42°
15
67°
45°
16
68°
50°
17
70°
49°
18
66°
42°
19
68°
49°
20
73°
52°
21
75°
52°
22
74°
46°
23
71°
41°
24
66°
44°
25
72°
46°
26
72°
49°
27
69°
44°
28
68°
38°
29
61°
39°
30
63°
44°
1
63°
48°
2
64°
48°
3
69°
49°
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 61° to 80°, with overnight lows between 38° and 58°. The average high for September is 72° with an average low of 50°. 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.