S
M
T
W
T
F
S
29
50°
33°
30
48°
35°
31
48°
34°
1
47°
42°
2
54°
42°
3
54°
46°
4
56°
38°
5
62°
40°
6
59°
42°
7
56°
43°
8
59°
34°
9
68°
36°
10
67°
43°
11
61°
43°
12
62°
45°
13
57°
44°
14
52°
44°
15
53°
40°
16
54°
41°
17
57°
44°
18
57°
43°
19
58°
43°
20
60°
44°
21
59°
40°
22
55°
37°
23
57°
38°
24
55°
37°
25
55°
38°
26
59°
38°
27
62°
39°
28
62°
38°
29
56°
43°
30
55°
43°
1
57°
40°
2
56°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Courtenay
Courtenay's April 2026 forecast shows daily high temperatures ranging from 52° to 68°, with overnight lows between 34° and 45°. The average high for April is 58° with an average low of 41°. 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 Courtenay. See also: May | June | July.