S
M
T
W
T
F
S
26
66°
50°
27
66°
48°
28
70°
59°
29
63°
50°
30
63°
46°
31
63°
43°
1
63°
50°
2
66°
48°
3
64°
52°
4
70°
57°
5
61°
55°
6
62°
52°
7
63°
53°
8
66°
55°
9
63°
49°
10
65°
49°
11
70°
54°
12
75°
59°
13
69°
56°
14
65°
55°
15
65°
53°
16
66°
52°
17
65°
52°
18
64°
51°
19
61°
48°
20
61°
48°
21
62°
49°
22
61°
48°
23
61°
49°
24
62°
53°
25
64°
52°
26
61°
51°
27
61°
49°
28
64°
52°
29
64°
52°
30
65°
53°
31
63°
51°
1
62°
49°
2
60°
48°
3
60°
47°
4
61°
47°
5
60°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Hamilton
Hamilton's August 2026 forecast shows daily high temperatures ranging from 60° to 75°, with overnight lows between 47° and 59°. The average high for August is 64° with an average low of 51°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Hamilton. See also: September | October | November.
