S
M
T
W
T
F
S
30
74°
55°
31
72°
54°
1
74°
55°
2
73°
52°
3
76°
53°
4
85°
57°
5
86°
59°
6
79°
60°
7
81°
58°
8
N/A
9
72°
57°
10
69°
53°
11
70°
56°
12
70°
55°
13
71°
53°
14
73°
53°
15
77°
54°
16
77°
56°
17
75°
54°
18
74°
57°
19
76°
58°
20
77°
57°
21
78°
60°
22
79°
63°
23
77°
62°
24
76°
63°
25
74°
63°
26
73°
62°
27
74°
63°
28
73°
64°
29
76°
64°
30
78°
63°
1
73°
64°
2
74°
62°
3
74°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Slacks Creek
Slacks Creek's September 2026 forecast shows daily high temperatures ranging from 69° to 79°, with overnight lows between 53° and 64°. The average high for September is 74° with an average low of 59°. 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 Slacks Creek. See also: October | November | December.