S
M
T
W
T
F
S
30
110°
81°
31
109°
79°
1
113°
82°
2
105°
84°
3
107°
90°
4
N/A
5
102°
87°
6
106°
89°
7
106°
89°
8
105°
88°
9
103°
86°
10
103°
85°
11
105°
88°
12
103°
86°
13
103°
84°
14
102°
82°
15
102°
81°
16
101°
80°
17
101°
82°
18
100°
83°
19
101°
83°
20
100°
82°
21
99°
82°
22
99°
81°
23
100°
82°
24
100°
82°
25
101°
81°
26
99°
81°
27
100°
80°
28
100°
81°
29
99°
81°
30
99°
79°
1
100°
80°
2
100°
80°
3
99°
79°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Diba
Diba's September 2026 forecast shows daily high temperatures ranging from 99° to 106°, with overnight lows between 79° and 89°. The average high for September is 101° with an average low of 83°. 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 Diba. See also: October | November | December.