S
M
T
W
T
F
S
30
88°
60°
31
87°
55°
1
79°
56°
2
92°
61°
3
100°
65°
4
94°
62°
5
102°
70°
6
90°
69°
7
83°
69°
8
85°
57°
9
79°
54°
10
89°
61°
11
86°
48°
12
73°
53°
13
66°
55°
14
70°
47°
15
71°
50°
16
78°
51°
17
70°
48°
18
71°
50°
19
74°
51°
20
75°
53°
21
74°
49°
22
79°
58°
23
79°
56°
24
73°
55°
25
74°
55°
26
72°
54°
27
77°
55°
28
77°
53°
29
70°
49°
30
61°
47°
1
61°
45°
2
60°
40°
3
60°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Murdo
Murdo's September 2026 forecast shows daily high temperatures ranging from 60° to 89°, with overnight lows between 40° and 61°. The average high for September is 73° with an average low of 52°. 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 Murdo. See also: October | November | December.