S
M
T
W
T
F
S
28
93°
77°
29
94°
78°
30
95°
78°
1
94°
75°
2
89°
79°
3
88°
80°
4
89°
79°
5
88°
79°
6
90°
78°
7
89°
78°
8
91°
78°
9
90°
78°
10
91°
80°
11
90°
79°
12
91°
80°
13
92°
81°
14
90°
78°
15
91°
77°
16
87°
78°
17
88°
78°
18
88°
77°
19
88°
76°
20
88°
75°
21
87°
76°
22
88°
78°
23
88°
78°
24
89°
77°
25
88°
78°
26
87°
78°
27
87°
77°
28
88°
78°
29
87°
77°
30
88°
78°
31
89°
78°
1
91°
77°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Cortez
Cortez's July 2026 forecast shows daily high temperatures ranging from 87° to 92°, with overnight lows between 75° and 81°. The average high for July is 89° with an average low of 78°. 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 Cortez. See also: August | September | October.