S
M
T
W
T
F
S
30
82°
44°
31
87°
40°
1
85°
53°
2
73°
51°
3
80°
49°
4
81°
45°
5
83°
46°
6
82°
42°
7
75°
38°
8
82°
39°
9
87°
42°
10
90°
42°
11
87°
52°
12
89°
47°
13
80°
43°
14
72°
36°
15
80°
37°
16
84°
53°
17
80°
41°
18
76°
40°
19
75°
39°
20
80°
43°
21
83°
42°
22
83°
40°
23
85°
47°
24
84°
48°
25
79°
45°
26
76°
43°
27
71°
40°
28
72°
38°
29
75°
34°
30
69°
41°
1
73°
41°
2
72°
42°
3
73°
41°
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 69° to 85°, with overnight lows between 34° and 53°. The average high for September is 77° with an average low of 42°. 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.