S
M
T
W
T
F
S
29
51°
17°
30
69°
27°
31
62°
47°
1
60°
37°
2
42°
35°
3
61°
37°
4
56°
43°
5
49°
39°
6
43°
25°
7
40°
25°
8
48°
16°
9
59°
35°
10
63°
35°
11
51°
29°
12
53°
42°
13
64°
53°
14
69°
48°
15
63°
49°
16
61°
47°
17
64°
43°
18
59°
36°
19
56°
40°
20
59°
42°
21
61°
41°
22
58°
34°
23
51°
34°
24
54°
38°
25
57°
40°
26
54°
40°
27
53°
36°
28
55°
37°
29
54°
34°
30
59°
40°
1
61°
42°
2
65°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Adirondack
Adirondack's April 2026 forecast shows daily high temperatures ranging from 51° to 69°, with overnight lows between 29° and 53°. The average high for April is 58° with an average low of 40°. 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 Adirondack. See also: May | June | July.