S
M
T
W
T
F
S
28
100°
75°
29
102°
75°
30
100°
72°
1
101°
71°
2
102°
73°
3
106°
77°
4
105°
79°
5
106°
80°
6
109°
81°
7
108°
83°
8
109°
81°
9
105°
83°
10
104°
81°
11
107°
83°
12
107°
86°
13
106°
85°
14
109°
87°
15
100°
76°
16
100°
77°
17
104°
78°
18
103°
80°
19
107°
81°
20
108°
81°
21
107°
80°
22
107°
81°
23
106°
81°
24
106°
80°
25
101°
79°
26
106°
81°
27
104°
81°
28
106°
80°
29
106°
81°
30
107°
82°
31
107°
82°
1
106°
81°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Phoenix–Mesa Gateway Airport
Phoenix–Mesa Gateway Airport's July 2026 forecast shows daily high temperatures ranging from 100° to 109°, with overnight lows between 71° and 87°. The average high for July is 105° with an average low of 80°. 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 Phoenix–Mesa Gateway Airport. See also: August | September | October.
