S
M
T
W
T
F
S
30
81°
63°
31
88°
68°
1
90°
66°
2
90°
68°
3
90°
72°
4
91°
70°
5
88°
64°
6
77°
61°
7
81°
59°
8
84°
61°
9
88°
68°
10
79°
64°
11
79°
61°
12
77°
64°
13
86°
59°
14
72°
52°
15
90°
55°
16
90°
68°
17
86°
68°
18
75°
64°
19
81°
64°
20
84°
63°
21
63°
54°
22
63°
54°
23
59°
55°
24
63°
50°
25
70°
43°
26
72°
45°
27
72°
43°
28
73°
48°
29
76°
53°
30
79°
62°
1
83°
65°
2
67°
51°
3
65°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Eldorado
Eldorado's September 2026 forecast shows daily high temperatures ranging from 65° to 83°, with overnight lows between 49° and 65°. The average high for September is 74° with an average low of 56°. 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 Eldorado. See also: October | November | December.