S
M
T
W
T
F
S
30
87°
72°
31
93°
66°
1
89°
70°
2
86°
67°
3
87°
65°
4
90°
66°
5
89°
62°
6
90°
66°
7
91°
66°
8
N/A
9
72°
64°
10
74°
63°
11
80°
65°
12
79°
67°
13
79°
65°
14
90°
66°
15
84°
65°
16
90°
66°
17
90°
65°
18
86°
70°
19
91°
73°
20
93°
74°
21
77°
62°
22
84°
67°
23
77°
67°
24
76°
66°
25
80°
68°
26
83°
67°
27
82°
62°
28
83°
64°
29
83°
66°
30
82°
66°
1
82°
67°
2
81°
66°
3
82°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Runan County
Runan County's September 2026 forecast shows daily high temperatures ranging from 72° to 93°, with overnight lows between 62° and 74°. The average high for September is 82° with an average low of 66°. 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 Runan County. See also: October | November | December.