S
M
T
W
T
F
S
30
93°
63°
31
93°
71°
1
99°
69°
2
98°
70°
3
99°
71°
4
100°
72°
5
102°
72°
6
91°
71°
7
88°
61°
8
96°
59°
9
95°
74°
10
80°
72°
11
82°
70°
12
91°
68°
13
91°
66°
14
89°
64°
15
97°
66°
16
96°
70°
17
99°
71°
18
99°
69°
19
99°
68°
20
96°
66°
21
86°
65°
22
75°
61°
23
73°
58°
24
74°
60°
25
78°
49°
26
76°
53°
27
80°
55°
28
79°
55°
29
80°
61°
30
79°
55°
1
81°
56°
2
77°
50°
3
76°
57°
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 73° to 81°, with overnight lows between 49° and 61°. The average high for September is 77° 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.