S
M
T
W
T
F
S
31
80°
62°
1
81°
62°
2
82°
61°
3
83°
63°
4
82°
64°
5
82°
64°
6
83°
65°
7
83°
65°
8
84°
64°
9
84°
66°
10
85°
66°
11
84°
65°
12
85°
66°
13
84°
66°
14
84°
65°
15
85°
64°
16
84°
63°
17
85°
66°
18
85°
66°
19
87°
63°
20
87°
65°
21
88°
67°
22
86°
68°
23
87°
67°
24
88°
66°
25
87°
65°
26
87°
64°
27
88°
64°
28
93°
68°
29
93°
68°
30
93°
69°
1
92°
69°
2
92°
70°
3
93°
70°
4
93°
69°
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 80° to 93°, with overnight lows between 61° and 70°. The average high for June is 86° with an average low of 66°. 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.