S
M
T
W
T
F
S
30
77°
53°
31
71°
53°
1
78°
50°
2
80°
49°
3
80°
46°
4
82°
48°
5
83°
53°
6
83°
54°
7
83°
57°
8
83°
57°
9
84°
52°
10
82°
50°
11
80°
50°
12
82°
53°
13
83°
52°
14
73°
52°
15
75°
47°
16
71°
49°
17
68°
53°
18
73°
48°
19
71°
41°
20
75°
41°
21
71°
43°
22
71°
43°
23
56°
48°
24
58°
48°
25
66°
44°
26
69°
41°
27
70°
45°
28
58°
45°
29
57°
45°
30
54°
44°
1
62°
40°
2
68°
37°
3
73°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in South Fork
South Fork's September 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. 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 South Fork. See also: October | November | December.