Average data for 10 years
1 April
Monday
+5°
+4°
2 April
Tuesday
+5°
+4°
3 April
Wednesday
+5°
+3°
4 April
Thursday
+6°
+4°
5 April
Friday
+5°
+3°
6 April
Saturday
+6°
+4°
7 April
Sunday
+5°
+4°
8 April
Monday
+5°
+3°
9 April
Tuesday
+4°
+2°
10 April
Wednesday
+3°
+2°
11 April
Thursday
+3°
+2°
12 April
Friday
+4°
+3°
13 April
Saturday
+4°
+2°
14 April
Sunday
+5°
+3°
15 April
Monday
+5°
+3°
16 April
Tuesday
+5°
+4°
17 April
Wednesday
+5°
+3°
18 April
Thursday
+5°
+4°
19 April
Friday
+5°
+3°
20 April
Saturday
+5°
+4°
21 April
Sunday
+5°
+4°
22 April
Monday
+5°
+4°
23 April
Tuesday
+4°
+3°
24 April
Wednesday
+5°
+4°
25 April
Thursday
+5°
+4°
26 April
Friday
+6°
+4°
27 April
Saturday
+5°
+3°
28 April
Sunday
+5°
+3°
29 April
Monday
+4°
+3°
30 April
Tuesday
+5°
+4°
Cities with similar weather in April
Kyrgyzstan
Cholpon-Ata
Finland
Lappeenranta
United States
Anchorage
Argentina
Ushuaia
Finland
Savonlinna
In April, the weather in Keflavík is typically cold. Average daily high temperature in April is about 5 degrees above zero. On average, Keflavík has 25 rainy, 3 sunny, and 2 cloudy days in April. The rains are usually heavy. April as well as January, February, March, and May is considered the most uncomfortable time to visit Keflavík.