S
M
T
W
T
F
S
31
75°
55°
1
75°
54°
2
70°
53°
3
73°
55°
4
76°
57°
5
76°
58°
6
75°
57°
7
75°
56°
8
68°
56°
9
69°
58°
10
76°
60°
11
77°
59°
12
76°
56°
13
71°
53°
14
70°
55°
15
70°
56°
16
71°
54°
17
72°
59°
18
76°
58°
19
74°
53°
20
76°
55°
21
80°
54°
22
81°
60°
23
82°
52°
24
77°
53°
25
74°
55°
26
74°
56°
27
75°
62°
28
79°
54°
29
80°
62°
30
82°
54°
1
76°
53°
2
76°
53°
3
77°
56°
4
76°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Hamilton
Hamilton's June 2026 forecast shows daily high temperatures ranging from 68° to 82°, with overnight lows between 52° and 62°. The average high for June is 75° with an average low of 56°. 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 Hamilton. See also: July | August | September.