S
M
T
W
T
F
S
29
39°
32°
30
39°
27°
31
39°
27°
1
34°
25°
2
39°
27°
3
36°
30°
4
32°
23°
5
34°
18°
6
37°
10°
7
46°
37°
8
46°
37°
9
45°
37°
10
41°
28°
11
34°
21°
12
46°
35°
13
50°
40°
14
48°
40°
15
46°
41°
16
48°
39°
17
49°
37°
18
43°
33°
19
47°
42°
20
45°
35°
21
47°
39°
22
46°
39°
23
41°
33°
24
44°
35°
25
43°
36°
26
44°
35°
27
41°
34°
28
41°
36°
29
42°
36°
30
43°
34°
1
44°
30°
2
40°
30°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Kalfafellsstadhur
Kalfafellsstadhur's April 2026 forecast shows daily high temperatures ranging from 40° to 50°, with overnight lows between 30° and 42°. The average high for April is 45° with an average low of 36°. 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 Kalfafellsstadhur. See also: May | June | July.