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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
1 September
+11
+10
1 September, sun
+11
+10
Feels like
+6
744 mmHg
81%
10.1
m/s
S
+11
1 September, Sunday. day, 11°; night, 10°; rain
2
+11
+10
2 September, mon
+11
+10
Feels like
+6
745 mmHg
80%
9.3
m/s
SE
+11
2 September, Monday. day, 11°; night, 10°; rain
3
+12
+10
3 September, tue
+12
+10
Feels like
+7
744 mmHg
83%
8.6
m/s
SE
+11
3 September, Tuesday. day, 12°; night, 10°; rain
4
+11
+10
4 September, wed
+11
+10
Feels like
+6
748 mmHg
80%
8.8
m/s
S
+11
4 September, Wednesday. day, 11°; night, 10°; rain
5
+11
+10
5 September, thu
+11
+10
Feels like
+6
747 mmHg
80%
8.1
m/s
SW
+11
5 September, Thursday. day, 11°; night, 10°; rain
6
+11
+9
6 September, fri
+11
+9
Feels like
+4
746 mmHg
81%
11.3
m/s
SE
+11
6 September, Friday. day, 11°; night, 9°; rain
7
September
+11
+7
7 September, sat
+11
+7
Feels like
+2
752 mmHg
76%
10.8
m/s
SW
+11
Climate normal
+10
+9
7 September, Saturday. day, 11°; night, 7°; light rain
8
+9
+4
8 September, sun
+9
+4
Feels like
−1
750 mmHg
75%
9.6
m/s
W
+10
Climate normal
+10
+9
8 September, Sunday. day, 9°; night, 4°; light rain
9
+7
+6
9 September, mon
+7
+6
Feels like
−7
755 mmHg
64%
15.9
m/s
N
+10
Climate normal
+11
+9
9 September, Monday. day, 7°; night, 6°; partly cloudy
10
+10
+5
10 September, tue
+10
+5
Feels like
−5
761 mmHg
55%
16.2
m/s
N
+10
Climate normal
+10
+9
10 September, Tuesday. day, 10°; night, 5°; partly cloudy
11
+9
+5
11 September, wed
+9
+5
Feels like
0
765 mmHg
62%
7.9
m/s
N
+10
Climate normal
+10
+9
11 September, Wednesday. day, 9°; night, 5°; mostly clear
12
+9
+5
12 September, thu
+9
+5
Feels like
+1
761 mmHg
70%
6.1
m/s
N
+10
Climate normal
+10
+9
12 September, Thursday. day, 9°; night, 5°; light rain
13
+10
+6
13 September, fri
+10
+6
Feels like
+3
756 mmHg
73%
5.5
m/s
E
+10
Climate normal
+11
+9
13 September, Friday. day, 10°; night, 6°; light rain
14
+9
+7
14 September, sat
+9
+7
Feels like
−1
750 mmHg
80%
10.6
m/s
NE
+9
Climate normal
+10
+9
14 September, Saturday. day, 9°; night, 7°; rain
15
+9
+7
15 September, sun
+9
+7
Feels like
+2
751 mmHg
82%
7.7
m/s
N
+9
Climate normal
+10
+9
15 September, Sunday. day, 9°; night, 7°; light rain
16
+10
+8
16 September, mon
+10
+8
Feels like
+2
753 mmHg
82%
9.1
m/s
E
+9
Climate normal
+10
+9
16 September, Monday. day, 10°; night, 8°; light rain
17
+10
+8
17 September, tue
+10
+8
Feels like
+2
753 mmHg
79%
8.9
m/s
NW
Climate normal
+9
+8
17 September, Tuesday. day, 10°; night, 8°; light rain
18
+10
+8
18 September, wed
+10
+8
Feels like
+1
754 mmHg
72%
9.6
m/s
W
Climate normal
+9
+8
18 September, Wednesday. day, 10°; night, 8°; light rain
19
+11
+8
19 September, thu
+11
+8
Feels like
+2
755 mmHg
73%
9.9
m/s
SW
Climate normal
+9
+8
19 September, Thursday. day, 11°; night, 8°; light rain
20
+8
+8
20 September, fri
+8
+8
Feels like
+3
753 mmHg
78%
5.7
m/s
NW
Climate normal
+9
+7
20 September, Friday. day, 8°; night, 8°; partly cloudy
21
+9
+10
21 September, sat
+9
+10
Feels like
+3
755 mmHg
73%
4.7
m/s
NW
Climate normal
+9
+8
21 September, Saturday. day, 9°; night, 10°; partly cloudy
22
+11
+11
22 September, sun
+11
+11
Feels like
+4
757 mmHg
93%
9.7
m/s
S
Climate normal
+9
+8
22 September, Sunday. day, 11°; night, 11°; light rain
23
+11
+9
23 September, mon
+11
+9
Feels like
+3
752 mmHg
93%
11.8
m/s
S
Climate normal
+10
+9
23 September, Monday. day, 11°; night, 9°; rain
24
+9
+8
24 September, tue
+9
+8
Feels like
+2
759 mmHg
68%
6
m/s
NW
Climate normal
+10
+9
24 September, Tuesday. day, 9°; night, 8°; mostly clear
25
+10
+11
25 September, wed
+10
+11
Feels like
−1
754 mmHg
82%
13.5
m/s
E
Climate normal
+10
+8
25 September, Wednesday. day, 10°; night, 11°; rain
26
+10
+10
26 September, thu
+10
+10
Feels like
+3
755 mmHg
89%
8.8
m/s
SE
Climate normal
+8
+7
26 September, Thursday. day, 10°; night, 10°; light rain
27
+10
+10
27 September, fri
+10
+10
Feels like
+2
754 mmHg
85%
10.9
m/s
SE
Climate normal
+8
+7
27 September, Friday. day, 10°; night, 10°; partly cloudy
28
+10
+10
28 September, sat
+10
+10
Feels like
+6
759 mmHg
84%
4.9
m/s
SE
Climate normal
+9
+8
28 September, Saturday. day, 10°; night, 10°; clear
29
+11
+10
29 September, sun
+11
+10
Feels like
+1
756 mmHg
88%
13.5
m/s
SE
Climate normal
+8
+7
29 September, Sunday. day, 11°; night, 10°; light rain
30
+10
+8
30 September, mon
+10
+8
Feels like
+5
749 mmHg
91%
7.1
m/s
SE
Climate normal
+8
+7
30 September, Monday. day, 10°; night, 8°; rain
1 October
+8
+8
1 October, tue
+8
+8
Feels like
0
748 mmHg
76%
9.6
m/s
SW
Climate normal
+8
+6
1 October, Tuesday. day, 8°; night, 8°; light rain
2
+8
+8
2 October, wed
+8
+8
Feels like
+2
748 mmHg
78%
6.9
m/s
SW
Climate normal
+7
+5
2 October, Wednesday. day, 8°; night, 8°; light rain
3
+7
+5
3 October, thu
+7
+5
Feels like
−4
749 mmHg
75%
11.7
m/s
N
Climate normal
+7
+6
3 October, Thursday. day, 7°; night, 5°; partly cloudy
4
+5
+6
4 October, fri
+5
+6
Feels like
−5
763 mmHg
70%
10.5
m/s
NW
Climate normal
+7
+6
4 October, Friday. day, 5°; night, 6°; mostly clear
5
+7
+6
5 October, sat
+7
+6
Feels like
−1
760 mmHg
76%
9.3
m/s
SE
Climate normal
+7
+7
5 October, Saturday. day, 7°; night, 6°; light rain
Average for 30 days
5
sunny days
19
days with precipitation
6
cloudy days
5 sunny days; 19 days with precipitation; 6 cloudy days;
78
%
air humidity
9.7
m/s
Wind
N
31
mm of precipitation
(3% of annual average)
+10
°C
Water temperature
air humidity 78%; 31 millimeters of precipitation (3% of annual average); Wind northerly 9.7 Meters per second; Water temperature +10°
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
SW
W
N
N
N
N
E
NE
N
E
NW
W
SW
NW
NW
S
S
NW
E
SE
SE
SE
SE
SE
SW
SW
N
NW
SE
E
7
Average data for 10 years
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
1
October
2
3
4
5
6
Daytime temperature
Night-time temperature
