S
M
T
W
T
F
S
29
36°
5°
30
46°
27°
31
39°
30°
1
42°
28°
2
39°
28°
3
34°
30°
4
35°
23°
5
50°
39°
6
45°
26°
7
43°
21°
8
38°
26°
9
51°
33°
10
48°
30°
11
47°
32°
12
50°
35°
13
46°
32°
14
46°
33°
15
50°
35°
16
55°
30°
17
42°
26°
18
43°
27°
19
45°
32°
20
49°
34°
21
53°
32°
22
46°
32°
23
48°
31°
24
53°
36°
25
55°
34°
26
48°
35°
27
48°
36°
28
52°
38°
29
56°
37°
30
54°
38°
1
53°
38°
2
54°
35°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Millvale
Millvale's April 2026 forecast shows daily high temperatures ranging from 34° to 56°, with overnight lows between 21° and 39°. The average high for April is 48° with an average low of 32°. 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 Millvale. See also: May | June | July.