S
M
T
W
T
F
S
29
84°
54°
30
79°
59°
31
66°
61°
1
61°
55°
2
66°
45°
3
79°
41°
4
82°
43°
5
82°
48°
6
84°
50°
7
77°
54°
8
82°
54°
9
77°
55°
10
64°
57°
11
60°
47°
12
57°
47°
13
65°
45°
14
70°
48°
15
65°
46°
16
69°
42°
17
73°
46°
18
70°
51°
19
65°
52°
20
69°
49°
21
70°
50°
22
73°
51°
23
70°
49°
24
64°
39°
25
68°
43°
26
69°
44°
27
70°
46°
28
70°
47°
29
69°
51°
30
68°
49°
1
70°
48°
2
70°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Hamilton City
Hamilton City's April 2026 forecast shows daily high temperatures ranging from 57° to 73°, with overnight lows between 39° and 52°. The average high for April is 68° with an average low of 47°. 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 City. See also: May | June | July.