S
M
T
W
T
F
S
29
61°
22°
30
59°
27°
31
40°
29°
1
37°
24°
2
33°
27°
3
31°
27°
4
35°
26°
5
44°
24°
6
33°
10°
7
39°
5°
8
53°
29°
9
42°
27°
10
46°
27°
11
53°
23°
12
67°
38°
13
55°
45°
14
65°
42°
15
63°
36°
16
73°
29°
17
77°
33°
18
38°
26°
19
36°
20°
20
51°
15°
21
67°
30°
22
76°
29°
23
78°
52°
24
58°
31°
25
56°
29°
26
67°
43°
27
58°
44°
28
53°
34°
29
46°
28°
30
40°
25°
1
45°
26°
2
58°
23°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Mercer
Mercer's April 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for April is ° with an average low of °. 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 Mercer. See also: May | June | July.