S
M
T
W
T
F
S
28
77°
56°
29
85°
55°
30
80°
54°
1
79°
59°
2
79°
63°
3
81°
61°
4
83°
56°
5
82°
61°
6
83°
58°
7
81°
54°
8
77°
54°
9
76°
55°
10
78°
59°
11
77°
62°
12
76°
63°
13
82°
60°
14
81°
55°
15
79°
55°
16
81°
56°
17
78°
56°
18
80°
57°
19
81°
54°
20
78°
54°
21
76°
55°
22
79°
60°
23
79°
58°
24
77°
56°
25
81°
62°
26
83°
55°
27
78°
53°
28
74°
55°
29
75°
56°
30
76°
55°
31
75°
54°
1
76°
55°
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 74° to 85°, with overnight lows between 53° and 63°. The average high for July is 79° with an average low of 57°. 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.