S
M
T
W
T
F
S
31
68°
38°
1
58°
41°
2
71°
49°
3
71°
53°
4
80°
60°
5
81°
62°
6
80°
57°
7
74°
54°
8
67°
53°
9
70°
54°
10
71°
55°
11
73°
56°
12
77°
55°
13
73°
55°
14
75°
53°
15
70°
50°
16
69°
50°
17
69°
52°
18
71°
54°
19
72°
54°
20
71°
55°
21
71°
53°
22
72°
53°
23
71°
54°
24
72°
59°
25
72°
57°
26
73°
55°
27
73°
59°
28
76°
60°
29
74°
57°
30
73°
56°
1
72°
56°
2
74°
59°
3
75°
61°
4
76°
62°
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 58° to 81°, with overnight lows between 41° and 62°. The average high for June is 73° with an average low of 55°. 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.