S
M
T
W
T
F
S
28
98°
69°
29
99°
69°
30
98°
70°
1
98°
71°
2
101°
70°
3
100°
71°
4
99°
73°
5
102°
75°
6
106°
76°
7
106°
77°
8
107°
79°
9
109°
81°
10
111°
82°
11
111°
80°
12
109°
76°
13
107°
74°
14
101°
75°
15
101°
75°
16
102°
77°
17
102°
76°
18
102°
79°
19
Hist. Avg.
106°
83°
20
Hist. Avg.
106°
83°
21
Hist. Avg.
106°
83°
22
Hist. Avg.
106°
83°
23
Hist. Avg.
106°
83°
24
Hist. Avg.
106°
83°
25
Hist. Avg.
106°
84°
26
Hist. Avg.
106°
84°
27
Hist. Avg.
106°
84°
28
Hist. Avg.
106°
84°
29
Hist. Avg.
106°
84°
30
Hist. Avg.
106°
84°
31
Hist. Avg.
106°
84°
1
Hist. Avg.
106°
84°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
July Weather in Joshua Tree National Park
Joshua Tree National Park's July 2026 forecast shows daily high temperatures ranging from 98° to 111°, with overnight lows between 69° and 82°. The average high for July is 103° with an average low of 75°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Joshua Tree National Park. See also: August | September | October.