S
M
T
W
T
F
S
29
71°
27°
30
65°
33°
31
54°
37°
1
49°
33°
2
47°
24°
3
60°
17°
4
69°
22°
5
73°
25°
6
72°
29°
7
70°
30°
8
68°
36°
9
66°
38°
10
61°
40°
11
53°
33°
12
48°
29°
13
50°
27°
14
59°
34°
15
64°
39°
16
65°
34°
17
61°
35°
18
60°
31°
19
61°
33°
20
59°
30°
21
61°
30°
22
53°
30°
23
54°
26°
24
55°
27°
25
54°
27°
26
53°
28°
27
54°
27°
28
54°
27°
29
55°
28°
30
55°
27°
1
57°
28°
2
58°
35°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in McArthur
McArthur's April 2026 forecast shows daily high temperatures ranging from 48° to 68°, with overnight lows between 26° and 40°. The average high for April is 58° with an average low of 31°. 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 McArthur. See also: May | June | July.