S
M
T
W
T
F
S
29
85°
39°
30
88°
35°
31
55°
39°
1
50°
36°
2
65°
40°
3
55°
29°
4
57°
29°
5
66°
34°
6
59°
29°
7
54°
36°
8
77°
44°
9
63°
32°
10
51°
32°
11
49°
34°
12
60°
36°
13
67°
39°
14
61°
32°
15
66°
40°
16
65°
39°
17
66°
41°
18
68°
43°
19
70°
44°
20
70°
44°
21
69°
43°
22
67°
42°
23
64°
39°
24
55°
32°
25
53°
30°
26
55°
30°
27
56°
40°
28
62°
37°
29
56°
34°
30
65°
43°
1
68°
44°
2
70°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Arthur
Arthur's April 2026 forecast shows daily high temperatures ranging from 49° to 77°, with overnight lows between 29° and 45°. The average high for April is 62° with an average low of 37°. 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 Arthur. See also: May | June | July.