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Monthly weather forecast in Keflavík
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun
Sunday
Mon
Monday
Tue
Tuesday
Wed
Wednesday
Thu
Thursday
Fri
Friday
Sat
Saturday
28
+5
+3
28 April, sun
+5
+3
Feels like
−3
752 mmHg
74%
11.1
m/s
E
+7
28 April, Sunday. day, 5°; night, 3°; rain
29
April
+9
+3
29 April, mon
+9
+3
Feels like
0
760 mmHg
69%
7.8
m/s
N
+7
Climate normal
+4
+3
29 April, Monday. day, 9°; night, 3°; clear
30
+7
+3
30 April, tue
+7
+3
Feels like
−2
763 mmHg
65%
9.1
m/s
N
+7
Climate normal
+5
+4
30 April, Tuesday. day, 7°; night, 3°; clear
1 May
+7
+6
1 May, wed
+7
+6
Feels like
0
763 mmHg
72%
6.1
m/s
SW
+7
Climate normal
+6
+5
1 May, Wednesday. day, 7°; night, 6°; light rain
2
+8
+4
2 May, thu
+8
+4
Feels like
+1
763 mmHg
68%
6.1
m/s
SW
+7
Climate normal
+7
+5
2 May, Thursday. day, 8°; night, 4°; partly cloudy
3
+8
+3
3 May, fri
+8
+3
Feels like
−1
757 mmHg
79%
7.6
m/s
S
+7
Climate normal
+7
+5
3 May, Friday. day, 8°; night, 3°; light rain
4
+6
+3
4 May, sat
+6
+3
Feels like
−2
752 mmHg
72%
7.7
m/s
S
+7
Climate normal
+7
+5
4 May, Saturday. day, 6°; night, 3°; light rain
5
+7
+4
5 May, sun
+7
+4
Feels like
0
750 mmHg
73%
6.5
m/s
S
+7
Climate normal
+7
+5
5 May, Sunday. day, 7°; night, 4°; light rain
6
+7
+4
6 May, mon
+7
+4
Feels like
−1
752 mmHg
71%
7.3
m/s
S
+7
Climate normal
+7
+5
6 May, Monday. day, 7°; night, 4°; light rain
7
+7
+4
7 May, tue
+7
+4
Feels like
−2
755 mmHg
73%
8.5
m/s
SW
Climate normal
+7
+5
7 May, Tuesday. day, 7°; night, 4°; light rain
8
+8
+5
8 May, wed
+8
+5
Feels like
0
758 mmHg
74%
7.1
m/s
S
Climate normal
+7
+6
8 May, Wednesday. day, 8°; night, 5°; light rain
9
+9
+6
9 May, thu
+9
+6
Feels like
+1
759 mmHg
75%
5.9
m/s
NW
Climate normal
+7
+5
9 May, Thursday. day, 9°; night, 6°; overcast
10
+10
+5
10 May, fri
+10
+5
Feels like
+1
760 mmHg
68%
8.4
m/s
S
Climate normal
+7
+6
10 May, Friday. day, 10°; night, 5°; overcast
11
+9
+5
11 May, sat
+9
+5
Feels like
0
759 mmHg
65%
8.5
m/s
SE
Climate normal
+6
+6
11 May, Saturday. day, 9°; night, 5°; overcast
12
+7
+6
12 May, sun
+7
+6
Feels like
0
761 mmHg
71%
6
m/s
NE
Climate normal
+8
+6
12 May, Sunday. day, 7°; night, 6°; partly cloudy
13
+6
+5
13 May, mon
+6
+5
Feels like
−4
764 mmHg
80%
10.3
m/s
SE
Climate normal
+8
+6
13 May, Monday. day, 6°; night, 5°; rain
14
+6
+6
14 May, tue
+6
+6
Feels like
−6
764 mmHg
83%
13.5
m/s
S
Climate normal
+7
+5
14 May, Tuesday. day, 6°; night, 6°; rain
15
+5
+4
15 May, wed
+5
+4
Feels like
−2
761 mmHg
83%
8.4
m/s
NW
Climate normal
+7
+5
15 May, Wednesday. day, 5°; night, 4°; rain
16
+4
+3
16 May, thu
+4
+3
Feels like
−3
763 mmHg
73%
7.7
m/s
NW
Climate normal
+7
+6
16 May, Thursday. day, 4°; night, 3°; partly cloudy
17
+7
+7
17 May, fri
+7
+7
Feels like
−1
760 mmHg
84%
8.1
m/s
SW
Climate normal
+7
+6
17 May, Friday. day, 7°; night, 7°; rain
18
+7
+6
18 May, sat
+7
+6
Feels like
+2
753 mmHg
87%
6
m/s
NW
Climate normal
+7
+6
18 May, Saturday. day, 7°; night, 6°; light rain
19
+5
+3
19 May, sun
+5
+3
Feels like
−3
757 mmHg
79%
9.1
m/s
N
Climate normal
+7
+6
19 May, Sunday. day, 5°; night, 3°; partly cloudy
20
+4
+3
20 May, mon
+4
+3
Feels like
−6
762 mmHg
72%
10
m/s
N
Climate normal
+8
+7
20 May, Monday. day, 4°; night, 3°; partly cloudy
21
+5
+5
21 May, tue
+5
+5
Feels like
−2
766 mmHg
59%
5.7
m/s
NW
Climate normal
+8
+7
21 May, Tuesday. day, 5°; night, 5°; clear
22
+9
+9
22 May, wed
+9
+9
Feels like
+2
766 mmHg
79%
6.9
m/s
SE
Climate normal
+8
+7
22 May, Wednesday. day, 9°; night, 9°; partly cloudy
23
+10
+9
23 May, thu
+10
+9
Feels like
+4
765 mmHg
85%
7.1
m/s
SE
Climate normal
+9
+8
23 May, Thursday. day, 10°; night, 9°; clear
24
+10
+9
24 May, fri
+10
+9
Feels like
+3
762 mmHg
85%
9.8
m/s
SE
Climate normal
+8
+7
24 May, Friday. day, 10°; night, 9°; partly cloudy
25
+10
+10
25 May, sat
+10
+10
Feels like
+1
759 mmHg
84%
11.3
m/s
E
Climate normal
+8
+7
25 May, Saturday. day, 10°; night, 10°; light rain
26
+11
+10
26 May, sun
+11
+10
Feels like
+2
758 mmHg
90%
10.4
m/s
E
Climate normal
+8
+7
26 May, Sunday. day, 11°; night, 10°; rain
27
+12
+12
27 May, mon
+12
+12
Feels like
+8
762 mmHg
90%
3.7
m/s
SE
Climate normal
+8
+7
27 May, Monday. day, 12°; night, 12°; mostly clear
28
+12
+12
28 May, tue
+12
+12
Feels like
+8
765 mmHg
92%
4.6
m/s
S
Climate normal
+9
+8
28 May, Tuesday. day, 12°; night, 12°; rain
Average data for 10 years
Next, the average data for 10 years
29
+9
+7
29 May, wed
+9
+7
Feels like
+2
751 mmHg
81%
9.8
m/s
SE
+9
29 May, Wednesday. day, 9°; night, 7°; rain
30
+9
+8
30 May, thu
+9
+8
Feels like
+3
751 mmHg
76%
9.1
m/s
SE
+9
30 May, Thursday. day, 9°; night, 8°; rain
31
+10
+8
31 May, fri
+10
+8
Feels like
+3
751 mmHg
76%
8.8
m/s
SE
+9
31 May, Friday. day, 10°; night, 8°; rain
1 June
+9
+8
1 June, sat
+9
+8
Feels like
+4
755 mmHg
76%
8.1
m/s
SE
+9
1 June, Saturday. day, 9°; night, 8°; overcast
Average for 30 days
5
sunny days
15
days with precipitation
10
cloudy days
5 sunny days; 15 days with precipitation; 10 cloudy days;
77
%
air humidity
7.8
m/s
Wind
S
14
mm of precipitation
(2% of annual average)
+7
°C
Water temperature
air humidity 77%; 14 millimeters of precipitation (2% of annual average); Wind southerly 7.8 Meters per second; Water temperature +7°
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
N
N
SW
SW
S
S
S
S
SW
S
NW
S
SE
NE
SE
S
NW
NW
SW
NW
N
N
NW
SE
SE
SE
E
E
SE
S
29
Average data for 10 years
30
1
May
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
Daytime temperature
Night-time temperature
