S
M
T
W
T
F
S
28
79°
66°
29
85°
62°
30
92°
66°
1
98°
70°
2
100°
81°
3
100°
79°
4
96°
74°
5
88°
70°
6
77°
66°
7
76°
65°
8
83°
67°
9
81°
69°
10
85°
68°
11
87°
68°
12
84°
67°
13
85°
67°
14
82°
68°
15
83°
66°
16
77°
63°
17
80°
65°
18
79°
66°
19
83°
68°
20
83°
69°
21
79°
69°
22
79°
68°
23
80°
69°
24
79°
69°
25
80°
68°
26
82°
69°
27
83°
70°
28
83°
69°
29
82°
70°
30
84°
71°
31
85°
71°
1
84°
70°
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 100°, with overnight lows between 63° and 81°. The average high for July is 84° 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.