S
M
T
W
T
F
S
30
82°
59°
31
80°
54°
1
78°
53°
2
74°
54°
3
74°
54°
4
75°
55°
5
73°
53°
6
73°
53°
7
74°
54°
8
73°
55°
9
73°
54°
10
71°
52°
11
73°
52°
12
74°
54°
13
72°
53°
14
73°
52°
15
70°
53°
16
71°
51°
17
69°
50°
18
70°
51°
19
70°
56°
20
69°
57°
21
Hist. Avg.
72°
49°
22
Hist. Avg.
72°
49°
23
Hist. Avg.
72°
48°
24
Hist. Avg.
71°
48°
25
Hist. Avg.
71°
48°
26
Hist. Avg.
70°
47°
27
Hist. Avg.
70°
47°
28
Hist. Avg.
70°
47°
29
Hist. Avg.
69°
46°
30
Hist. Avg.
69°
46°
1
Hist. Avg.
68°
46°
2
Hist. Avg.
68°
45°
3
Hist. Avg.
67°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Deer Run
Deer Run's September 2026 forecast shows daily high temperatures ranging from 69° to 82°, with overnight lows between 50° and 59°. The average high for September is 73° with an average low of 54°. 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 Deer Run. See also: October | November | December.
