S
M
T
W
T
F
S
31
92°
73°
1
94°
74°
2
93°
71°
3
85°
71°
4
85°
71°
5
88°
68°
6
85°
74°
7
89°
74°
8
89°
73°
9
93°
74°
10
92°
74°
11
93°
74°
12
93°
74°
13
94°
72°
14
90°
70°
15
88°
69°
16
85°
70°
17
88°
68°
18
90°
72°
19
89°
72°
20
90°
71°
21
91°
70°
22
89°
73°
23
90°
72°
24
90°
73°
25
91°
73°
26
89°
72°
27
92°
73°
28
93°
73°
29
93°
72°
30
92°
73°
1
93°
74°
2
93°
74°
3
94°
73°
4
94°
74°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Ajax
Ajax's June 2026 forecast shows daily high temperatures ranging from 85° to 94°, with overnight lows between 68° and 74°. The average high for June is 91° with an average low of 72°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how June weather will actually feel in Ajax. See also: July | August | September.