S
M
T
W
T
F
S
30
81°
62°
31
82°
62°
1
81°
61°
2
82°
61°
3
80°
59°
4
76°
56°
5
76°
55°
6
79°
57°
7
81°
60°
8
81°
60°
9
80°
59°
10
81°
60°
11
81°
60°
12
80°
59°
13
81°
59°
14
81°
57°
15
82°
57°
16
81°
56°
17
79°
57°
18
71°
50°
19
72°
48°
20
71°
47°
21
74°
48°
22
76°
49°
23
76°
54°
24
77°
47°
25
74°
46°
26
71°
46°
27
72°
51°
28
75°
49°
29
73°
52°
30
75°
46°
1
72°
51°
2
74°
51°
3
75°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in McKinney Cove
McKinney Cove's September 2026 forecast shows daily high temperatures ranging from 71° to 82°, with overnight lows between 46° and 62°. The average high for September is 77° 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 McKinney Cove. See also: October | November | December.