S
M
T
W
T
F
S
28
84°
61°
29
93°
70°
30
91°
79°
1
93°
73°
2
91°
71°
3
86°
68°
4
85°
66°
5
80°
66°
6
85°
65°
7
86°
65°
8
88°
66°
9
84°
66°
10
84°
67°
11
88°
67°
12
85°
66°
13
84°
65°
14
85°
67°
15
77°
60°
16
78°
63°
17
76°
58°
18
77°
64°
19
78°
66°
20
79°
66°
21
82°
65°
22
83°
66°
23
83°
65°
24
81°
65°
25
83°
66°
26
84°
66°
27
85°
67°
28
84°
66°
29
85°
67°
30
81°
66°
31
83°
65°
1
77°
63°
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 76° to 93°, with overnight lows between 58° and 73°. The average high for July is 83° 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 July weather will actually feel in Hamilton. See also: August | September | October.