S
M
T
W
T
F
S
28
72°
58°
29
72°
57°
30
73°
56°
1
72°
58°
2
74°
62°
3
78°
62°
4
75°
56°
5
73°
54°
6
73°
55°
7
74°
59°
8
76°
63°
9
75°
63°
10
75°
62°
11
76°
58°
12
75°
56°
13
84°
56°
14
77°
56°
15
76°
57°
16
78°
56°
17
77°
55°
18
76°
62°
19
76°
61°
20
77°
58°
21
80°
61°
22
83°
57°
23
78°
57°
24
79°
58°
25
82°
64°
26
83°
63°
27
81°
55°
28
80°
57°
29
79°
62°
30
79°
64°
31
77°
57°
1
76°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Ajax
Ajax's July 2026 forecast shows daily high temperatures ranging from 72° to 84°, with overnight lows between 54° and 64°. The average high for July is 77° with an average low of 59°. 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 Ajax. See also: August | September | October.