S
M
T
W
T
F
S
30
78°
57°
31
71°
64°
1
84°
68°
2
74°
65°
3
84°
65°
4
80°
66°
5
76°
60°
6
76°
55°
7
76°
51°
8
78°
52°
9
79°
58°
10
83°
64°
11
75°
56°
12
78°
51°
13
81°
65°
14
70°
49°
15
72°
44°
16
80°
55°
17
77°
68°
18
77°
57°
19
71°
55°
20
66°
59°
21
71°
58°
22
68°
51°
23
67°
46°
24
68°
42°
25
75°
54°
26
67°
55°
27
63°
55°
28
65°
56°
29
70°
52°
30
74°
52°
1
75°
54°
2
74°
53°
3
71°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Swoyersville
Swoyersville's September 2026 forecast shows daily high temperatures ranging from 63° to 75°, with overnight lows between 52° and 56°. The average high for September is 70° 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 Swoyersville. See also: October | November | December.