S
M
T
W
T
F
S
30
79°
57°
31
83°
61°
1
84°
61°
2
80°
60°
3
84°
52°
4
77°
51°
5
76°
53°
6
77°
59°
7
83°
59°
8
81°
57°
9
76°
58°
10
77°
58°
11
82°
58°
12
83°
58°
13
82°
57°
14
82°
58°
15
81°
57°
16
81°
56°
17
79°
50°
18
74°
48°
19
72°
45°
20
72°
45°
21
70°
46°
22
71°
48°
23
71°
46°
24
74°
46°
25
73°
52°
26
74°
53°
27
75°
52°
28
76°
52°
29
77°
50°
30
75°
48°
1
71°
49°
2
74°
51°
3
74°
50°
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 70° to 84°, with overnight lows between 45° and 61°. The average high for September is 77° with an average low of 53°. 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.