S
M
T
W
T
F
S
30
105°
77°
31
104°
74°
1
100°
70°
2
103°
75°
3
104°
79°
4
101°
75°
5
100°
75°
6
99°
72°
7
100°
74°
8
103°
74°
9
101°
71°
10
101°
69°
11
99°
70°
12
100°
71°
13
98°
71°
14
89°
66°
15
93°
63°
16
94°
62°
17
82°
56°
18
75°
58°
19
79°
61°
20
77°
60°
21
75°
60°
22
85°
59°
23
83°
60°
24
84°
60°
25
83°
54°
26
71°
48°
27
71°
50°
28
72°
47°
29
71°
52°
30
76°
52°
1
75°
54°
2
71°
47°
3
68°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Pratt
Pratt's September 2026 forecast shows daily high temperatures ranging from 68° to 103°, with overnight lows between 44° and 75°. The average high for September is 86° with an average low of 61°. 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 Pratt. See also: October | November | December.