S
M
T
W
T
F
S
30
82°
49°
31
71°
50°
1
72°
57°
2
77°
56°
3
75°
50°
4
73°
50°
5
76°
48°
6
68°
48°
7
69°
49°
8
68°
45°
9
68°
51°
10
73°
47°
11
68°
45°
12
68°
46°
13
67°
45°
14
69°
49°
15
70°
43°
16
66°
43°
17
64°
44°
18
63°
42°
19
63°
43°
20
64°
43°
21
64°
45°
22
65°
42°
23
69°
50°
24
70°
44°
25
69°
51°
26
71°
48°
27
71°
41°
28
64°
41°
29
60°
48°
30
65°
48°
1
64°
46°
2
66°
47°
3
62°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Borden
Borden's September 2026 forecast shows daily high temperatures ranging from 60° to 82°, with overnight lows between 39° and 57°. The average high for September is 68° with an average low of 47°. 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 Borden. See also: October | November | December.