S
M
T
W
T
F
S
29
75°
38°
30
63°
44°
31
54°
45°
1
54°
36°
2
50°
29°
3
63°
24°
4
76°
30°
5
74°
35°
6
74°
33°
7
72°
37°
8
73°
38°
9
66°
40°
10
57°
41°
11
48°
36°
12
44°
32°
13
55°
34°
14
60°
31°
15
52°
34°
16
49°
29°
17
62°
23°
18
69°
29°
19
67°
44°
20
53°
41°
21
48°
37°
22
55°
37°
23
67°
31°
24
68°
41°
25
63°
41°
26
53°
41°
27
58°
38°
28
67°
37°
29
70°
40°
30
69°
38°
1
71°
39°
2
68°
37°
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 53° to 71°, with overnight lows between 31° and 41°. The average high for April is 65° with an average low of 38°. 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.