S
M
T
W
T
F
S
30
79°
52°
31
80°
51°
1
79°
50°
2
78°
50°
3
78°
49°
4
80°
50°
5
78°
50°
6
77°
47°
7
76°
46°
8
77°
49°
9
80°
49°
10
81°
48°
11
84°
49°
12
85°
48°
13
84°
49°
14
76°
39°
15
73°
38°
16
75°
39°
17
76°
44°
18
80°
45°
19
81°
44°
20
82°
45°
21
81°
44°
22
83°
45°
23
82°
44°
24
79°
45°
25
82°
45°
26
81°
46°
27
81°
46°
28
80°
38°
29
75°
40°
30
73°
43°
1
78°
39°
2
67°
35°
3
66°
35°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Elko
Elko's September 2026 forecast shows daily high temperatures ranging from 66° to 85°, with overnight lows between 35° and 52°. The average high for September is 78° with an average low of 45°. 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 Elko. See also: October | November | December.