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
N/A
18
61°
46°
19
69°
51°
20
74°
48°
21
63°
46°
22
61°
44°
23
62°
45°
24
61°
46°
25
63°
47°
26
63°
47°
27
62°
48°
28
62°
49°
29
61°
49°
30
60°
47°
1
61°
42°
2
57°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
April Weather in Nanaimo
Nanaimo's April 2026 forecast shows daily high temperatures ranging from 57° to 74°, with overnight lows between 42° and 51°. 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.