S
M
T
W
T
F
S
29
52°
33°
30
69°
40°
31
73°
37°
1
40°
34°
2
56°
35°
3
75°
42°
4
60°
40°
5
48°
30°
6
47°
28°
7
37°
22°
8
48°
40°
9
67°
45°
10
53°
31°
11
51°
35°
12
65°
53°
13
64°
52°
14
55°
41°
15
49°
37°
16
51°
38°
17
56°
40°
18
57°
40°
19
56°
41°
20
57°
39°
21
61°
47°
22
61°
48°
23
64°
47°
24
61°
44°
25
54°
40°
26
52°
42°
27
53°
40°
28
58°
43°
29
53°
40°
30
54°
44°
1
60°
42°
2
55°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Merlin
Merlin's April 2026 forecast shows daily high temperatures ranging from 37° to 67°, with overnight lows between 22° and 53°. The average high for April is 56° with an average low of 41°. 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 Merlin. See also: May | June | July.