S
M
T
W
T
F
S
30
81°
50°
31
81°
49°
1
80°
47°
2
71°
46°
3
71°
47°
4
77°
45°
5
76°
43°
6
76°
45°
7
77°
45°
8
79°
48°
9
80°
49°
10
80°
45°
11
74°
47°
12
77°
46°
13
79°
47°
14
78°
44°
15
77°
43°
16
76°
42°
17
74°
37°
18
73°
41°
19
64°
33°
20
71°
42°
21
Hist. Avg.
68°
34°
22
Hist. Avg.
67°
33°
23
Hist. Avg.
67°
33°
24
Hist. Avg.
66°
33°
25
Hist. Avg.
66°
33°
26
Hist. Avg.
66°
32°
27
Hist. Avg.
65°
32°
28
Hist. Avg.
65°
32°
29
Hist. Avg.
64°
32°
30
Hist. Avg.
64°
31°
1
Hist. Avg.
64°
31°
2
Hist. Avg.
63°
31°
3
Hist. Avg.
63°
31°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Darlington
Darlington's September 2026 forecast shows daily high temperatures ranging from 64° to 81°, with overnight lows between 33° and 50°. The average high for September is 76° 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 Darlington. See also: October | November | December.