S
M
T
W
T
F
S
30
85°
61°
31
82°
60°
1
83°
59°
2
83°
60°
3
82°
58°
4
83°
60°
5
82°
59°
6
81°
60°
7
77°
51°
8
Hist. Avg.
77°
58°
9
Hist. Avg.
77°
58°
10
Hist. Avg.
77°
58°
11
Hist. Avg.
76°
58°
12
Hist. Avg.
76°
57°
13
Hist. Avg.
76°
57°
14
Hist. Avg.
76°
57°
15
Hist. Avg.
75°
56°
16
Hist. Avg.
75°
56°
17
Hist. Avg.
74°
56°
18
Hist. Avg.
74°
55°
19
Hist. Avg.
74°
55°
20
Hist. Avg.
73°
54°
21
Hist. Avg.
73°
54°
22
Hist. Avg.
73°
54°
23
Hist. Avg.
72°
54°
24
Hist. Avg.
72°
53°
25
Hist. Avg.
72°
53°
26
Hist. Avg.
71°
52°
27
Hist. Avg.
71°
52°
28
Hist. Avg.
70°
52°
29
Hist. Avg.
70°
51°
30
Hist. Avg.
70°
51°
1
Hist. Avg.
69°
50°
2
Hist. Avg.
69°
50°
3
Hist. Avg.
68°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in McMurray
McMurray's September 2026 forecast shows daily high temperatures ranging from 77° to 85°, with overnight lows between 51° and 61°. The average high for September is 82° 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 McMurray. See also: October | November | December.