S
M
T
W
T
F
S
28
90°
70°
29
90°
77°
30
91°
77°
1
91°
75°
2
91°
75°
3
91°
72°
4
84°
72°
5
84°
70°
6
84°
68°
7
84°
64°
8
88°
63°
9
88°
70°
10
86°
68°
11
84°
68°
12
86°
64°
13
88°
64°
14
91°
69°
15
91°
71°
16
93°
72°
17
88°
73°
18
93°
74°
19
92°
74°
20
94°
68°
21
87°
65°
22
83°
66°
23
83°
63°
24
87°
64°
25
84°
66°
26
88°
68°
27
85°
67°
28
88°
70°
29
80°
68°
30
81°
70°
31
81°
68°
1
83°
71°
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 80° to 94°, with overnight lows between 63° and 74°. The average high for July is 87° with an average low of 69°. 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.