S
M
T
W
T
F
S
29
50°
18°
30
41°
27°
31
34°
25°
1
25°
21°
2
32°
25°
3
32°
28°
4
N/A
5
43°
27°
6
33°
11°
7
39°
23°
8
44°
34°
9
47°
23°
10
44°
24°
11
49°
30°
12
51°
34°
13
50°
29°
14
51°
31°
15
52°
30°
16
50°
32°
17
52°
28°
18
55°
34°
19
52°
34°
20
51°
34°
21
46°
35°
22
48°
35°
23
58°
36°
24
50°
32°
25
50°
33°
26
49°
37°
27
52°
37°
28
52°
35°
29
53°
35°
30
60°
38°
1
53°
35°
2
56°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
April Weather in Arnold
Arnold's April 2026 forecast shows daily high temperatures ranging from 33° to 60°, with overnight lows between 11° and 39°. The average high for April is 50° 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 Arnold. See also: May | June | July.