S
M
T
W
T
F
S
29
57°
28°
30
74°
44°
31
80°
60°
1
78°
51°
2
46°
38°
3
68°
58°
4
70°
46°
5
65°
38°
6
52°
35°
7
46°
24°
8
43°
28°
9
54°
41°
10
62°
40°
11
65°
45°
12
60°
42°
13
63°
43°
14
58°
41°
15
59°
35°
16
56°
31°
17
49°
30°
18
50°
31°
19
51°
33°
20
58°
41°
21
62°
42°
22
63°
41°
23
53°
41°
24
55°
43°
25
65°
43°
26
63°
42°
27
55°
39°
28
56°
35°
29
55°
39°
30
63°
43°
1
59°
40°
2
57°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Upper Saddle River
Upper Saddle River's April 2026 forecast shows daily high temperatures ranging from 43° to 70°, with overnight lows between 24° and 58°. The average high for April is 57° with an average low of 39°. 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 Upper Saddle River. See also: May | June | July.