S
M
T
W
T
F
S
30
90°
60°
31
94°
66°
1
84°
60°
2
86°
52°
3
87°
51°
4
86°
54°
5
94°
59°
6
79°
46°
7
84°
48°
8
87°
52°
9
90°
55°
10
89°
59°
11
81°
59°
12
76°
55°
13
76°
55°
14
73°
54°
15
76°
52°
16
71°
51°
17
72°
51°
18
74°
52°
19
77°
51°
20
76°
50°
21
74°
50°
22
70°
48°
23
70°
45°
24
74°
49°
25
74°
49°
26
73°
48°
27
74°
43°
28
65°
40°
29
63°
39°
30
63°
40°
1
64°
41°
2
63°
39°
3
64°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Calan
Calan's September 2026 forecast shows daily high temperatures ranging from 63° to 90°, with overnight lows between 39° and 59°. The average high for September is 74° with an average low of 49°. 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 Calan. See also: October | November | December.