S
M
T
W
T
F
S
30
71°
64°
31
82°
61°
1
77°
52°
2
81°
51°
3
80°
61°
4
79°
57°
5
78°
60°
6
82°
64°
7
79°
64°
8
81°
60°
9
71°
50°
10
82°
49°
11
77°
57°
12
64°
41°
13
63°
43°
14
57°
46°
15
64°
42°
16
68°
45°
17
69°
49°
18
71°
47°
19
68°
48°
20
66°
47°
21
66°
47°
22
67°
50°
23
66°
48°
24
69°
47°
25
64°
41°
26
68°
48°
27
70°
50°
28
57°
46°
29
65°
46°
30
66°
45°
1
67°
45°
2
63°
46°
3
66°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Erskine
Erskine's September 2026 forecast shows daily high temperatures ranging from 57° to 71°, with overnight lows between 41° and 50°. The average high for September is 66° with an average low of 46°. 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 Erskine. See also: October | November | December.