S
M
T
W
T
F
S
28
93°
76°
29
95°
81°
30
95°
81°
1
93°
77°
2
93°
77°
3
97°
80°
4
95°
80°
5
97°
81°
6
95°
81°
7
95°
77°
8
93°
73°
9
90°
74°
10
93°
79°
11
97°
78°
12
97°
79°
13
91°
79°
14
95°
79°
15
93°
75°
16
93°
77°
17
91°
79°
18
95°
79°
19
91°
75°
20
93°
79°
21
93°
79°
22
95°
77°
23
95°
76°
24
93°
77°
25
93°
76°
26
93°
79°
27
91°
77°
28
88°
75°
29
90°
73°
30
91°
79°
31
93°
80°
1
94°
79°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Mazatlán
Mazatlán's July 2026 forecast shows daily high temperatures ranging from 94° to 94°, with overnight lows between 79° and 79°. The average high for July is 94° with an average low of 79°. 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 Mazatlán. See also: August | September | October.