S
M
T
W
T
F
S
29
77°
48°
30
89°
64°
31
82°
59°
1
59°
50°
2
77°
51°
3
76°
44°
4
55°
40°
5
63°
38°
6
65°
43°
7
65°
41°
8
78°
56°
9
80°
55°
10
56°
54°
11
80°
64°
12
73°
65°
13
84°
69°
14
83°
63°
15
76°
58°
16
81°
53°
17
68°
50°
18
67°
48°
19
71°
55°
20
75°
60°
21
76°
60°
22
74°
52°
23
68°
48°
24
72°
53°
25
69°
50°
26
65°
51°
27
69°
55°
28
72°
56°
29
72°
56°
30
74°
54°
1
68°
51°
2
65°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Merriam
Merriam's April 2026 forecast shows daily high temperatures ranging from 56° to 84°, with overnight lows between 48° and 69°. The average high for April is 72° with an average low of 55°. 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 Merriam. See also: May | June | July.