S
M
T
W
T
F
S
31
68°
53°
1
68°
50°
2
69°
58°
3
73°
59°
4
73°
59°
5
71°
58°
6
72°
53°
7
71°
54°
8
72°
56°
9
74°
58°
10
75°
60°
11
75°
61°
12
77°
61°
13
81°
63°
14
81°
63°
15
82°
62°
16
82°
63°
17
81°
62°
18
79°
62°
19
81°
63°
20
81°
64°
21
80°
62°
22
85°
63°
23
86°
64°
24
85°
55°
25
81°
57°
26
78°
56°
27
77°
61°
28
79°
55°
29
77°
57°
30
78°
57°
1
80°
58°
2
78°
56°
3
77°
57°
4
77°
56°
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 86°, with overnight lows between 50° and 64°. The average high for June 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 June weather will actually feel in Hamilton. See also: July | August | September.