S
M
T
W
T
F
S
29
28°
21°
30
25°
8°
31
34°
3°
1
44°
20°
2
33°
29°
3
37°
23°
4
49°
27°
5
40°
25°
6
46°
32°
7
60°
27°
8
33°
20°
9
40°
20°
10
47°
25°
11
52°
27°
12
51°
28°
13
48°
27°
14
51°
30°
15
55°
30°
16
50°
43°
17
57°
37°
18
61°
39°
19
61°
40°
20
60°
38°
21
52°
36°
22
48°
36°
23
50°
34°
24
51°
37°
25
50°
30°
26
51°
37°
27
52°
37°
28
54°
36°
29
62°
41°
30
64°
42°
1
65°
43°
2
64°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Mendham
Mendham's April 2026 forecast shows daily high temperatures ranging from 33° to 65°, with overnight lows between 20° and 43°. The average high for April is 52° with an average low of 33°. 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 Mendham. See also: May | June | July.
