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
41°
32°
13
45°
34°
14
46°
32°
15
46°
36°
16
52°
36°
17
50°
36°
18
38°
27°
19
46°
33°
20
49°
35°
21
50°
37°
22
50°
37°
23
45°
32°
24
45°
30°
25
46°
34°
26
45°
31°
27
44°
32°
28
43°
29°
29
44°
30°
30
46°
31°
1
42°
34°
2
38°
31°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Bláfjöll
Bláfjöll's April 2026 forecast shows daily high temperatures ranging from 38° to 50°, with overnight lows between 27° and 37°. The average high for April is 45° with an average low of 32°. 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 Bláfjöll. See also: May | June | July.