S
M
T
W
T
F
S
29
36°
17°
30
53°
26°
31
35°
30°
1
33°
26°
2
44°
31°
3
58°
26°
4
45°
36°
5
46°
28°
6
34°
17°
7
31°
13°
8
38°
30°
9
55°
32°
10
47°
30°
11
51°
33°
12
56°
36°
13
56°
36°
14
53°
32°
15
50°
26°
16
49°
22°
17
41°
22°
18
42°
23°
19
48°
30°
20
54°
36°
21
57°
34°
22
54°
31°
23
55°
36°
24
57°
37°
25
59°
37°
26
52°
36°
27
47°
37°
28
49°
36°
29
49°
37°
30
50°
35°
1
50°
34°
2
53°
30°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Lambton
Lambton's April 2026 forecast shows daily high temperatures ranging from 31° to 59°, with overnight lows between 13° and 37°. The average high for April is 49° with an average low of 31°. 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 Lambton. See also: May | June | July.