S
M
T
W
T
F
S
29
44°
23°
30
63°
29°
31
40°
32°
1
39°
25°
2
47°
37°
3
69°
33°
4
54°
46°
5
54°
33°
6
44°
26°
7
40°
23°
8
45°
32°
9
57°
41°
10
62°
41°
11
64°
41°
12
56°
39°
13
56°
40°
14
60°
34°
15
56°
36°
16
54°
29°
17
48°
29°
18
48°
30°
19
51°
34°
20
62°
44°
21
64°
43°
22
62°
43°
23
54°
42°
24
65°
45°
25
66°
44°
26
59°
44°
27
55°
43°
28
56°
42°
29
55°
44°
30
57°
42°
1
56°
40°
2
58°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Champlain
Champlain's April 2026 forecast shows daily high temperatures ranging from 39° to 69°, with overnight lows between 23° and 46°. The average high for April is 55° with an average low of 38°. 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 Champlain. See also: May | June | July.