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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
September
+12
+8
5 September, thu
+12
+8
Feels like
−3
754 mmHg
84%
17.5
m/s
SW
+11
Climate normal
+11
+10
5 September, Thursday. day, 12°; night, 8°; light rain
6
+11
+9
6 September, fri
+11
+9
Feels like
+1
759 mmHg
83%
12
m/s
S
+11
Climate normal
+11
+9
6 September, Friday. day, 11°; night, 9°; rain
7
+12
+7
7 September, sat
+12
+7
Feels like
+1
752 mmHg
76%
10.9
m/s
SW
+11
Climate normal
+10
+9
7 September, Saturday. day, 12°; night, 7°; light rain
8
+9
+4
8 September, sun
+9
+4
Feels like
0
750 mmHg
75%
9.7
m/s
W
+11
Climate normal
+10
+9
8 September, Sunday. day, 9°; night, 4°; light rain
9
+7
+4
9 September, mon
+7
+4
Feels like
−5
756 mmHg
70%
13.7
m/s
N
+10
Climate normal
+11
+9
9 September, Monday. day, 7°; night, 4°; light rain
10
+8
+5
10 September, tue
+8
+5
Feels like
−4
762 mmHg
64%
12.1
m/s
N
+10
Climate normal
+10
+9
10 September, Tuesday. day, 8°; night, 5°; overcast
11
+8
+5
11 September, wed
+8
+5
Feels like
−2
762 mmHg
63%
10.5
m/s
N
+10
Climate normal
+10
+9
11 September, Wednesday. day, 8°; night, 5°; partly cloudy
12
+8
+6
12 September, thu
+8
+6
Feels like
−2
758 mmHg
71%
10.4
m/s
N
+10
Climate normal
+10
+9
12 September, Thursday. day, 8°; night, 6°; rain
13
+9
+7
13 September, fri
+9
+7
Feels like
+1
755 mmHg
73%
8.1
m/s
NE
+10
Climate normal
+11
+9
13 September, Friday. day, 9°; night, 7°; light rain
14
+9
+7
14 September, sat
+9
+7
Feels like
+1
752 mmHg
77%
8.5
m/s
N
+9
Climate normal
+10
+9
14 September, Saturday. day, 9°; night, 7°; light rain
15
+11
+8
15 September, sun
+11
+8
Feels like
+2
751 mmHg
79%
7.9
m/s
N
Climate normal
+10
+9
15 September, Sunday. day, 11°; night, 8°; light rain
16
+12
+9
16 September, mon
+12
+9
Feels like
+4
753 mmHg
76%
7.3
m/s
NW
Climate normal
+10
+9
16 September, Monday. day, 12°; night, 9°; overcast
17
+12
+8
17 September, tue
+12
+8
Feels like
+5
755 mmHg
75%
8.1
m/s
W
Climate normal
+9
+8
17 September, Tuesday. day, 12°; night, 8°; partly cloudy
18
+9
+9
18 September, wed
+9
+9
Feels like
−2
748 mmHg
76%
12.7
m/s
E
Climate normal
+9
+8
18 September, Wednesday. day, 9°; night, 9°; partly cloudy
19
+9
+9
19 September, thu
+9
+9
Feels like
+1
742 mmHg
85%
10
m/s
E
Climate normal
+9
+8
19 September, Thursday. day, 9°; night, 9°; rain
20
+9
+8
20 September, fri
+9
+8
Feels like
+3
741 mmHg
81%
7.6
m/s
N
Climate normal
+9
+7
20 September, Friday. day, 9°; night, 8°; partly cloudy
21
+7
+3
21 September, sat
+7
+3
Feels like
−7
746 mmHg
79%
14.7
m/s
N
Climate normal
+9
+8
21 September, Saturday. day, 7°; night, 3°; light rain
22
+3
+3
22 September, sun
+3
+3
Feels like
−7
753 mmHg
74%
11.2
m/s
NW
Climate normal
+9
+8
22 September, Sunday. day, 3°; night, 3°; partly cloudy
23
+5
+4
23 September, mon
+5
+4
Feels like
−4
760 mmHg
70%
6.2
m/s
NE
Climate normal
+10
+9
23 September, Monday. day, 5°; night, 4°; clear
24
+6
+6
24 September, tue
+6
+6
Feels like
−1
760 mmHg
69%
5
m/s
NE
Climate normal
+10
+9
24 September, Tuesday. day, 6°; night, 6°; clear
25
+8
+8
25 September, wed
+8
+8
Feels like
+3
760 mmHg
68%
3.7
m/s
NW
Climate normal
+10
+8
25 September, Wednesday. day, 8°; night, 8°; clear
26
+9
+9
26 September, thu
+9
+9
Feels like
+1
756 mmHg
80%
8
m/s
SE
Climate normal
+8
+7
26 September, Thursday. day, 9°; night, 9°; mostly clear
27
+10
+9
27 September, fri
+10
+9
Feels like
+8
751 mmHg
91%
2.1
m/s
NW
Climate normal
+8
+7
27 September, Friday. day, 10°; night, 9°; rain
28
+8
+7
28 September, sat
+8
+7
Feels like
−1
755 mmHg
81%
9.7
m/s
N
Climate normal
+9
+8
28 September, Saturday. day, 8°; night, 7°; partly cloudy
29
+7
+5
29 September, sun
+7
+5
Feels like
−1
758 mmHg
75%
9
m/s
E
Climate normal
+8
+7
29 September, Sunday. day, 7°; night, 5°; partly cloudy
30
+6
+6
30 September, mon
+6
+6
Feels like
−2
755 mmHg
76%
9.7
m/s
NE
Climate normal
+8
+7
30 September, Monday. day, 6°; night, 6°; light rain
1 October
+7
+6
1 October, tue
+7
+6
Feels like
+1
754 mmHg
77%
6.1
m/s
NE
Climate normal
+8
+6
1 October, Tuesday. day, 7°; night, 6°; partly cloudy
2
+7
+7
2 October, wed
+7
+7
Feels like
+2
756 mmHg
75%
3.6
m/s
S
Climate normal
+7
+5
2 October, Wednesday. day, 7°; night, 7°; partly cloudy
3
+7
+7
3 October, thu
+7
+7
Feels like
+1
759 mmHg
77%
6
m/s
S
Climate normal
+7
+6
3 October, Thursday. day, 7°; night, 7°; light rain
4
+8
+8
4 October, fri
+8
+8
Feels like
−1
759 mmHg
78%
9.5
m/s
E
Climate normal
+7
+6
4 October, Friday. day, 8°; night, 8°; partly cloudy
Average data for 10 years
Next, the average data for 10 years
5
+7
+7
5 October, sat
+7
+7
Feels like
−1
741 mmHg
75%
13.1
m/s
E
+9
5 October, Saturday. day, 7°; night, 7°; rain
Average for 30 days
5
sunny days
13
days with precipitation
12
cloudy days
5 sunny days; 13 days with precipitation; 12 cloudy days;
76
%
air humidity
9
m/s
Wind
N
14
mm of precipitation
(2% of annual average)
+10
°C
Water temperature
air humidity 76%; 14 millimeters of precipitation (2% of annual average); Wind northerly 9 Meters per second; Water temperature +10°
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
SW
S
SW
W
N
N
N
N
NE
N
N
NW
W
E
E
N
N
NW
NE
NE
NW
SE
NW
N
E
NE
NE
S
S
E
5
Average data for 10 years
6
7
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
Daytime temperature
Night-time temperature
