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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
15
September
+10
+4
15 September, sun
+10
+4
Feels like
−1
758 mmHg
62%
9.9
m/s
N
+9
Climate normal
+10
+9
15 September, Sunday. day, 10°; night, 4°; partly cloudy
16
+10
+8
16 September, mon
+10
+8
Feels like
0
749 mmHg
81%
11.8
m/s
E
+9
Climate normal
+10
+9
16 September, Monday. day, 10°; night, 8°; rain
17
+9
+9
17 September, tue
+9
+9
Feels like
+1
754 mmHg
86%
9.2
m/s
SW
+9
Climate normal
+9
+8
17 September, Tuesday. day, 9°; night, 9°; rain
18
+11
+6
18 September, wed
+11
+6
Feels like
−1
750 mmHg
89%
13.9
m/s
W
+9
Climate normal
+9
+8
18 September, Wednesday. day, 11°; night, 6°; rain
19
+9
+7
19 September, thu
+9
+7
Feels like
+2
771 mmHg
80%
7.3
m/s
S
+9
Climate normal
+9
+8
19 September, Thursday. day, 9°; night, 7°; light rain
20
+10
+8
20 September, fri
+10
+8
Feels like
+3
771 mmHg
88%
7
m/s
SE
+9
Climate normal
+9
+7
20 September, Friday. day, 10°; night, 8°; rain
21
+10
+7
21 September, sat
+10
+7
Feels like
+6
773 mmHg
88%
3
m/s
SE
+9
Climate normal
+9
+8
21 September, Saturday. day, 10°; night, 7°; partly cloudy
22
+9
+7
22 September, sun
+9
+7
Feels like
+4
769 mmHg
87%
4
m/s
NW
+9
Climate normal
+9
+8
22 September, Sunday. day, 9°; night, 7°; partly cloudy
23
+9
+6
23 September, mon
+9
+6
Feels like
+3
765 mmHg
80%
5.3
m/s
NE
+9
Climate normal
+10
+9
23 September, Monday. day, 9°; night, 6°; overcast
24
+9
+6
24 September, tue
+9
+6
Feels like
+1
760 mmHg
72%
5.7
m/s
N
+9
Climate normal
+10
+9
24 September, Tuesday. day, 9°; night, 6°; light rain
25
+11
+8
25 September, wed
+11
+8
Feels like
+2
758 mmHg
79%
9.2
m/s
S
Climate normal
+10
+8
25 September, Wednesday. day, 11°; night, 8°; partly cloudy
26
+11
+9
26 September, thu
+11
+9
Feels like
+2
757 mmHg
78%
9.7
m/s
S
Climate normal
+8
+7
26 September, Thursday. day, 11°; night, 9°; light rain
27
+11
+8
27 September, fri
+11
+8
Feels like
+2
754 mmHg
76%
10.3
m/s
SE
Climate normal
+8
+7
27 September, Friday. day, 11°; night, 8°; light rain
28
+8
+7
28 September, sat
+8
+7
Feels like
+1
749 mmHg
76%
7.7
m/s
N
Climate normal
+9
+8
28 September, Saturday. day, 8°; night, 7°; partly cloudy
29
+8
+8
29 September, sun
+8
+8
Feels like
0
749 mmHg
76%
7.7
m/s
N
Climate normal
+8
+7
29 September, Sunday. day, 8°; night, 8°; partly cloudy
30
+8
+7
30 September, mon
+8
+7
Feels like
+4
747 mmHg
78%
4.5
m/s
S
Climate normal
+8
+7
30 September, Monday. day, 8°; night, 7°; partly cloudy
1 October
+8
+7
1 October, tue
+8
+7
Feels like
0
741 mmHg
70%
8.2
m/s
N
Climate normal
+8
+6
1 October, Tuesday. day, 8°; night, 7°; clear
2
+6
+5
2 October, wed
+6
+5
Feels like
−3
738 mmHg
80%
10.6
m/s
NW
Climate normal
+7
+5
2 October, Wednesday. day, 6°; night, 5°; partly cloudy
3
+5
+5
3 October, thu
+5
+5
Feels like
−3
742 mmHg
78%
8.9
m/s
NW
Climate normal
+7
+6
3 October, Thursday. day, 5°; night, 5°; partly cloudy
4
+6
+6
4 October, fri
+6
+6
Feels like
−1
744 mmHg
74%
7.9
m/s
N
Climate normal
+7
+6
4 October, Friday. day, 6°; night, 6°; mostly clear
5
+7
+7
5 October, sat
+7
+7
Feels like
−4
741 mmHg
79%
11.6
m/s
N
Climate normal
+7
+7
5 October, Saturday. day, 7°; night, 7°; mostly clear
6
+8
+8
6 October, sun
+8
+8
Feels like
+1
744 mmHg
83%
8.1
m/s
N
Climate normal
+8
+7
6 October, Sunday. day, 8°; night, 8°; partly cloudy
7
+8
+7
7 October, mon
+8
+7
Feels like
+3
748 mmHg
81%
5.5
m/s
NW
Climate normal
+8
+6
7 October, Monday. day, 8°; night, 7°; partly cloudy
8
+8
+8
8 October, tue
+8
+8
Feels like
−3
741 mmHg
78%
14.4
m/s
E
Climate normal
+8
+6
8 October, Tuesday. day, 8°; night, 8°; light rain
9
+8
+8
9 October, wed
+8
+8
Feels like
−1
733 mmHg
82%
11.8
m/s
E
Climate normal
+8
+7
9 October, Wednesday. day, 8°; night, 8°; rain
10
+8
+7
10 October, thu
+8
+7
Feels like
−3
733 mmHg
78%
12.8
m/s
NE
Climate normal
+8
+7
10 October, Thursday. day, 8°; night, 7°; rain
11
+7
+6
11 October, fri
+7
+6
Feels like
−6
746 mmHg
79%
16.6
m/s
N
Climate normal
+8
+8
11 October, Friday. day, 7°; night, 6°; mostly clear
12
+6
+7
12 October, sat
+6
+7
Feels like
−2
757 mmHg
71%
6.9
m/s
N
Climate normal
+8
+7
12 October, Saturday. day, 6°; night, 7°; partly cloudy
13
+7
+6
13 October, sun
+7
+6
Feels like
−1
748 mmHg
87%
10.3
m/s
E
Climate normal
+8
+7
13 October, Sunday. day, 7°; night, 6°; light rain
14
+5
+3
14 October, mon
+5
+3
Feels like
−3
756 mmHg
78%
8.6
m/s
N
Climate normal
+8
+7
14 October, Monday. day, 5°; night, 3°; mostly clear
Average data for 10 years
Next, the average data for 10 years
15
+8
+7
15 October, tue
+8
+7
Feels like
+1
750 mmHg
79%
10.1
m/s
SE
+9
15 October, Tuesday. day, 8°; night, 7°; overcast
16
+7
+6
16 October, wed
+7
+6
Feels like
−1
748 mmHg
80%
11.8
m/s
E
+9
16 October, Wednesday. day, 7°; night, 6°; rain
17
+6
+5
17 October, thu
+6
+5
Feels like
−2
747 mmHg
76%
10.8
m/s
NE
+9
17 October, Thursday. day, 6°; night, 5°; clear
18
+6
+5
18 October, fri
+6
+5
Feels like
−1
748 mmHg
76%
10.3
m/s
E
+9
18 October, Friday. day, 6°; night, 5°; clear
19
+6
+4
19 October, sat
+6
+4
Feels like
−2
743 mmHg
79%
12.1
m/s
E
+9
19 October, Saturday. day, 6°; night, 4°; rain
Average for 30 days
5
sunny days
12
days with precipitation
13
cloudy days
5 sunny days; 12 days with precipitation; 13 cloudy days;
79
%
air humidity
8.9
m/s
Wind
N
37
mm of precipitation
(3% of annual average)
+9
°C
Water temperature
air humidity 79%; 37 millimeters of precipitation (3% of annual average); Wind northerly 8.9 Meters per second; Water temperature +9°
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
N
E
SW
W
S
SE
SE
NW
NE
N
S
S
SE
N
N
S
N
NW
NW
N
N
N
NW
E
E
NE
N
N
E
N
15
Average data for 10 years
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
1
October
2
3
4
5
6
7
8
9
10
11
12
13
14
Daytime temperature
Night-time temperature
