S
M
T
W
T
F
S
30
116°
81°
31
115°
82°
1
114°
84°
2
114°
84°
3
113°
83°
4
110°
84°
5
109°
83°
6
105°
81°
7
103°
82°
8
105°
78°
9
104°
78°
10
104°
76°
11
105°
75°
12
104°
74°
13
104°
72°
14
102°
73°
15
102°
72°
16
101°
72°
17
103°
73°
18
102°
72°
19
101°
73°
20
102°
76°
21
105°
76°
22
106°
77°
23
100°
77°
24
97°
74°
25
Hist. Avg.
104°
75°
26
Hist. Avg.
103°
74°
27
Hist. Avg.
103°
74°
28
Hist. Avg.
102°
74°
29
Hist. Avg.
102°
73°
30
Hist. Avg.
101°
72°
1
Hist. Avg.
101°
72°
2
Hist. Avg.
100°
72°
3
Hist. Avg.
100°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Death Valley
Death Valley's September 2026 forecast shows daily high temperatures ranging from 97° to 116°, with overnight lows between 72° and 84°. The average high for September is 106° 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 Death Valley. See also: October | November | December.
