S
M
T
W
T
F
S
30
105°
79°
31
106°
79°
1
106°
80°
2
107°
81°
3
103°
78°
4
102°
80°
5
103°
80°
6
101°
79°
7
101°
80°
8
99°
79°
9
99°
78°
10
101°
78°
11
99°
79°
12
104°
82°
13
106°
80°
14
107°
78°
15
103°
81°
16
104°
78°
17
105°
77°
18
104°
74°
19
98°
73°
20
95°
75°
21
98°
79°
22
103°
75°
23
100°
73°
24
94°
74°
25
96°
75°
26
100°
75°
27
100°
76°
28
98°
74°
29
94°
71°
30
92°
71°
1
92°
72°
2
93°
72°
3
97°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Bermuda Dunes
Bermuda Dunes's September 2026 forecast shows daily high temperatures ranging from 92° to 107°, with overnight lows between 69° and 82°. The average high for September is 100° with an average low of 77°. 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 Bermuda Dunes. See also: October | November | December.