S
M
T
W
T
F
S
30
90°
51°
31
89°
49°
1
88°
50°
2
88°
53°
3
87°
55°
4
86°
54°
5
87°
55°
6
82°
52°
7
78°
50°
8
80°
50°
9
79°
48°
10
80°
46°
11
79°
46°
12
79°
45°
13
78°
44°
14
77°
43°
15
77°
44°
16
76°
46°
17
78°
45°
18
79°
44°
19
77°
48°
20
78°
49°
21
82°
50°
22
83°
51°
23
Hist. Avg.
87°
45°
24
Hist. Avg.
87°
45°
25
Hist. Avg.
86°
45°
26
Hist. Avg.
86°
44°
27
Hist. Avg.
85°
44°
28
Hist. Avg.
85°
44°
29
Hist. Avg.
84°
43°
30
Hist. Avg.
84°
43°
1
Hist. Avg.
84°
43°
2
Hist. Avg.
83°
42°
3
Hist. Avg.
83°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Camp Nelson
Camp Nelson's September 2026 forecast shows daily high temperatures ranging from 76° to 90°, with overnight lows between 43° and 55°. The average high for September is 82° with an average low of 49°. 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 Camp Nelson. See also: October | November | December.