S
M
T
W
T
F
S
31
78°
51°
1
70°
47°
2
69°
45°
3
70°
53°
4
75°
54°
5
72°
53°
6
74°
50°
7
71°
46°
8
71°
48°
9
72°
46°
10
72°
51°
11
79°
56°
12
79°
56°
13
78°
55°
14
81°
57°
15
81°
57°
16
80°
56°
17
81°
56°
18
80°
54°
19
80°
57°
20
81°
58°
21
79°
57°
22
82°
57°
23
82°
57°
24
83°
55°
25
81°
51°
26
77°
51°
27
78°
56°
28
82°
55°
29
82°
50°
30
79°
52°
1
78°
52°
2
77°
53°
3
77°
52°
4
76°
59°
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 69° to 83°, with overnight lows between 45° and 59°. The average high for June is 77° with an average low of 53°. 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.