S
M
T
W
T
F
S
29
25°
4°
30
38°
18°
31
31°
16°
1
25°
12°
2
24°
6°
3
31°
16°
4
29°
21°
5
31°
15°
6
34°
24°
7
26°
20°
8
29°
22°
9
32°
23°
10
41°
35°
11
41°
25°
12
30°
23°
13
38°
34°
14
41°
33°
15
35°
23°
16
34°
24°
17
36°
26°
18
38°
30°
19
41°
29°
20
39°
30°
21
42°
29°
22
39°
31°
23
40°
33°
24
40°
33°
25
41°
32°
26
41°
34°
27
40°
32°
28
41°
28°
29
40°
28°
30
41°
29°
1
42°
33°
2
42°
33°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Rocky Harbour
Rocky Harbour's April 2026 forecast shows daily high temperatures ranging from 29° to 42°, with overnight lows between 22° and 35°. The average high for April is 39° with an average low of 29°. 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 Rocky Harbour. See also: May | June | July.