S
M
T
W
T
F
S
29
47°
39°
30
47°
39°
31
47°
40°
1
48°
43°
2
53°
44°
3
50°
46°
4
56°
46°
5
55°
48°
6
56°
47°
7
52°
46°
8
54°
45°
9
55°
46°
10
55°
47°
11
54°
50°
12
56°
49°
13
56°
50°
14
50°
43°
15
49°
41°
16
51°
44°
17
53°
46°
18
56°
44°
19
61°
49°
20
70°
51°
21
64°
50°
22
64°
47°
23
61°
45°
24
66°
42°
25
63°
44°
26
62°
47°
27
60°
48°
28
62°
47°
29
63°
49°
30
62°
49°
1
61°
46°
2
63°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Nanaimo
Nanaimo's April 2026 forecast shows daily high temperatures ranging from 60° to 66°, with overnight lows between 42° and 50°. The average high for April is 63° with an average low of 47°. 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 Nanaimo. See also: May | June | July.