S
M
T
W
T
F
S
28
71°
60°
29
68°
58°
30
69°
61°
1
73°
60°
2
70°
58°
3
69°
61°
4
70°
60°
5
69°
61°
6
69°
62°
7
70°
61°
8
71°
63°
9
71°
63°
10
73°
62°
11
72°
63°
12
72°
64°
13
73°
64°
14
76°
63°
15
72°
62°
16
72°
63°
17
73°
62°
18
72°
62°
19
74°
65°
20
73°
57°
21
74°
61°
22
77°
66°
23
80°
58°
24
78°
56°
25
71°
57°
26
71°
55°
27
72°
57°
28
72°
61°
29
73°
63°
30
77°
64°
31
79°
65°
1
79°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Hamilton
Hamilton's July 2026 forecast shows daily high temperatures ranging from 68° to 80°, with overnight lows between 55° and 66°. The average high for July is 73° with an average low of 61°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Hamilton. See also: August | September | October.