S
M
T
W
T
F
S
31
68°
47°
1
66°
46°
2
71°
49°
3
76°
53°
4
76°
54°
5
77°
54°
6
69°
53°
7
71°
54°
8
76°
48°
9
70°
45°
10
70°
52°
11
74°
56°
12
79°
56°
13
72°
53°
14
74°
56°
15
78°
53°
16
76°
54°
17
75°
50°
18
72°
49°
19
71°
49°
20
72°
50°
21
76°
58°
22
80°
55°
23
74°
58°
24
73°
54°
25
73°
51°
26
76°
51°
27
78°
53°
28
76°
54°
29
78°
55°
30
76°
51°
1
77°
54°
2
81°
50°
3
73°
49°
4
74°
53°
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 66° to 81°, with overnight lows between 45° and 58°. The average high for June is 74° with an average low of 52°. 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.