S
M
T
W
T
F
S
29
67°
26°
30
73°
58°
31
82°
65°
1
N/A
2
84°
66°
3
80°
62°
4
83°
49°
5
58°
35°
6
55°
31°
7
50°
23°
8
63°
38°
9
72°
43°
10
75°
46°
11
68°
42°
12
67°
43°
13
68°
45°
14
69°
37°
15
65°
43°
16
67°
33°
17
56°
32°
18
57°
34°
19
62°
44°
20
69°
46°
21
71°
47°
22
71°
46°
23
70°
47°
24
71°
47°
25
72°
48°
26
72°
40°
27
64°
36°
28
58°
36°
29
60°
46°
30
61°
42°
1
60°
38°
2
61°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
April Weather in Hamilton
Hamilton's April 2026 forecast shows daily high temperatures ranging from 50° to 84°, with overnight lows between 23° and 66°. The average high for April is 66° with an average low of 42°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how April weather will actually feel in Hamilton. See also: May | June | July.