S
M
T
W
T
F
S
30
76°
53°
31
74°
54°
1
74°
51°
2
75°
49°
3
75°
54°
4
78°
58°
5
76°
58°
6
75°
54°
7
79°
56°
8
74°
58°
9
74°
51°
10
78°
49°
11
74°
51°
12
76°
54°
13
76°
48°
14
73°
56°
15
79°
57°
16
80°
57°
17
78°
54°
18
78°
45°
19
71°
44°
20
68°
45°
21
69°
46°
22
75°
54°
23
77°
54°
24
76°
51°
25
77°
42°
26
72°
43°
27
65°
42°
28
64°
41°
29
65°
42°
30
67°
49°
1
Hist. Avg.
69°
45°
2
Hist. Avg.
69°
45°
3
Hist. Avg.
68°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Dysart
Dysart's September 2026 forecast shows daily high temperatures ranging from 64° to 80°, with overnight lows between 41° and 58°. The average high for September is 74° with an average low of 51°. 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 Dysart. See also: October | November | December.