Keflavik (Iceland) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 6° Celsius; Minimum nighttime temperature: 0° Celsius;
Maximum daytime temperature: 6 degrees Celsius; Minimum nighttime temperature: 0 degrees Celsius; -
Maximum daytime temperature: 4° Celsius; Minimum nighttime temperature: 0° Celsius;
Maximum daytime temperature: 4 degrees Celsius; Minimum nighttime temperature: 0 degrees Celsius; -
Maximum daytime temperature: 5° Celsius; Minimum nighttime temperature: 2° Celsius;
Maximum daytime temperature: 5 degrees Celsius; Minimum nighttime temperature: 2 degrees Celsius;
-
Maximum daytime temperature: 6° Celsius; Minimum nighttime temperature: 2° Celsius;
Maximum daytime temperature: 6 degrees Celsius; Minimum nighttime temperature: 2 degrees Celsius;
-
Maximum daytime temperature: 7° Celsius; Minimum nighttime temperature: 4° Celsius;
Maximum daytime temperature: 7 degrees Celsius; Minimum nighttime temperature: 4 degrees Celsius;
-
Maximum daytime temperature: 8° Celsius; Minimum nighttime temperature: 5° Celsius;
Maximum daytime temperature: 8 degrees Celsius; Minimum nighttime temperature: 5 degrees Celsius; -
Maximum daytime temperature: 8° Celsius; Minimum nighttime temperature: 4° Celsius;
Maximum daytime temperature: 8 degrees Celsius; Minimum nighttime temperature: 4 degrees Celsius;
Sunny intervals changing to partly cloudy by nighttime.
Sunrise:
Sunset:
M UV
No pollution data.
No pollen data.
7 day forecast for Keflavik
Today (6 May 2026)
| Time |
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
|
|
|
|
|
|
|
 |
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
5°
|
6°
|
5°
|
5°
|
5°
|
5°
|
4°
|
4°
|
3°
|
3°
|
2°
|
1°
|
| Feels like temperature (°C) |
0°
|
1°
|
1°
|
1°
|
0°
|
0°
|
-1°
|
-1°
|
-2°
|
-3°
|
-4°
|
-5°
|
| Wind direction and speed |
NNE
19
|
NNE
19
|
NNE
19
|
NNE
19
|
NNE
19
|
NNE
19
|
NNE
19
|
NNE
19
|
NNE
19
|
NNE
19
|
NNE
19
|
NNE
19
|
| Wind gust (mph) |
30
|
30
|
30
|
30
|
30
|
30
|
30
|
29
|
29
|
29
|
28
|
28
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
55%
|
50%
|
44%
|
50%
|
53%
|
54%
|
55%
|
56%
|
58%
|
63%
|
65%
|
65%
|
| UV | 4 | 4 | 3 | 3 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | - |
Thursday (7 May 2026)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
 |
|
|
|
|
|
 |
|
|
 |
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
1°
|
1°
|
0°
|
0°
|
0°
|
0°
|
0°
|
0°
|
1°
|
1°
|
2°
|
2°
|
3°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
3°
|
3°
|
2°
|
2°
|
| Feels like temperature (°C) |
-5°
|
-5°
|
-6°
|
-6°
|
-6°
|
-7°
|
-6°
|
-6°
|
-5°
|
-4°
|
-3°
|
-3°
|
-2°
|
-1°
|
-1°
|
-1°
|
0°
|
-1°
|
-1°
|
-1°
|
-2°
|
-2°
|
-3°
|
-3°
|
| Wind direction and speed (mph) |
NNE
19
|
NNE
18
|
NNE
18
|
NNE
18
|
NNE
17
|
NNE
17
|
NNE
17
|
NNE
17
|
NNE
16
|
NNE
16
|
NNE
16
|
NNE
15
|
NNE
14
|
NNE
14
|
NNE
14
|
N
15
|
N
15
|
N
16
|
N
16
|
N
16
|
NNE
16
|
NNE
16
|
NNE
16
|
NNE
15
|
| Wind gust (mph) |
27
|
27
|
26
|
26
|
26
|
26
|
26
|
26
|
25
|
25
|
24
|
24
|
23
|
23
|
24
|
25
|
25
|
25
|
25
|
25
|
24
|
24
|
23
|
23
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
65%
|
65%
|
65%
|
65%
|
65%
|
65%
|
64%
|
63%
|
61%
|
59%
|
57%
|
55%
|
55%
|
55%
|
54%
|
54%
|
54%
|
53%
|
53%
|
53%
|
53%
|
54%
|
54%
|
55%
|
| UV | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | - |
Friday (8 May 2026)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
20%
|
20%
|
20%
|
30%
|
30%
|
20%
|
30%
|
30%
|
30%
|
| Temperature (°C) |
2°
|
1°
|
1°
|
0°
|
0°
|
0°
|
0°
|
1°
|
2°
|
3°
|
3°
|
4°
|
4°
|
4°
|
5°
|
5°
|
5°
|
5°
|
5°
|
4°
|
4°
|
4°
|
3°
|
2°
|
| Feels like temperature (°C) |
-4°
|
-4°
|
-5°
|
-5°
|
-5°
|
-5°
|
-4°
|
-3°
|
-2°
|
-1°
|
0°
|
0°
|
1°
|
1°
|
1°
|
2°
|
2°
|
2°
|
1°
|
1°
|
1°
|
0°
|
-1°
|
-1°
|
| Wind direction and speed (mph) |
NNE
15
|
NNE
14
|
NNE
14
|
NNE
14
|
NNE
14
|
NNE
12
|
NNE
12
|
NNE
11
|
NNE
10
|
NNE
10
|
N
9
|
N
9
|
NNW
9
|
NW
9
|
NW
10
|
WNW
10
|
WNW
10
|
WNW
9
|
W
10
|
W
10
|
W
10
|
W
9
|
WNW
9
|
W
9
|
| Wind gust (mph) |
22
|
22
|
21
|
21
|
20
|
19
|
18
|
17
|
17
|
16
|
16
|
16
|
16
|
17
|
17
|
17
|
17
|
17
|
16
|
15
|
16
|
14
|
14
|
14
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
VG
|
| Humidity |
56%
|
56%
|
56%
|
56%
|
55%
|
55%
|
55%
|
55%
|
53%
|
51%
|
50%
|
50%
|
47%
|
46%
|
45%
|
47%
|
48%
|
52%
|
56%
|
58%
|
63%
|
60%
|
64%
|
64%
|
| UV | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | - |
Saturday (9 May 2026)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
30%
|
40%
|
40%
|
40%
|
50%
|
40%
|
40%
|
50%
|
50%
|
40%
|
40%
|
30%
|
30%
|
20%
|
30%
|
30%
|
40%
|
40%
|
40%
|
40%
|
40%
|
40%
|
30%
|
30%
|
| Temperature (°C) |
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
3°
|
3°
|
4°
|
4°
|
5°
|
5°
|
5°
|
5°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
5°
|
5°
|
4°
|
4°
|
| Feels like temperature (°C) |
-1°
|
-1°
|
-1°
|
-2°
|
-2°
|
-2°
|
-1°
|
-1°
|
0°
|
0°
|
1°
|
2°
|
1°
|
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
1°
|
1°
|
0°
|
0°
|
| Wind direction and speed (mph) |
W
9
|
W
9
|
W
10
|
W
10
|
W
10
|
W
10
|
W
10
|
W
11
|
W
11
|
W
11
|
W
11
|
W
11
|
W
12
|
W
12
|
W
12
|
W
12
|
W
12
|
WNW
11
|
WNW
11
|
WNW
12
|
NW
12
|
NW
11
|
NW
11
|
NNW
10
|
| Wind gust (mph) |
14
|
15
|
15
|
15
|
15
|
16
|
16
|
17
|
17
|
18
|
18
|
18
|
19
|
20
|
20
|
20
|
19
|
19
|
19
|
19
|
18
|
17
|
16
|
16
|
| Visibility (description) |
G
|
G
|
G
|
M
|
G
|
G
|
G
|
G
|
M
|
M
|
M
|
G
|
G
|
G
|
G
|
G
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
| Humidity |
70%
|
66%
|
68%
|
72%
|
72%
|
72%
|
80%
|
80%
|
80%
|
77%
|
77%
|
77%
|
74%
|
69%
|
72%
|
74%
|
74%
|
75%
|
78%
|
76%
|
78%
|
80%
|
80%
|
78%
|
| UV | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 3 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | - |
Sunday (10 May 2026)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
30%
|
30%
|
20%
|
20%
|
30%
|
20%
|
20%
|
20%
|
20%
|
10%
|
10%
|
10%
|
10%
|
10%
|
20%
|
20%
|
30%
|
30%
|
30%
|
30%
|
30%
|
30%
|
30%
|
40%
|
| Temperature (°C) |
3°
|
3°
|
3°
|
2°
|
2°
|
2°
|
3°
|
3°
|
4°
|
4°
|
5°
|
5°
|
6°
|
6°
|
6°
|
7°
|
7°
|
7°
|
7°
|
6°
|
6°
|
6°
|
5°
|
5°
|
| Feels like temperature (°C) |
0°
|
-1°
|
-1°
|
-2°
|
-2°
|
-2°
|
-1°
|
0°
|
0°
|
1°
|
2°
|
3°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
3°
|
3°
|
2°
|
1°
|
0°
|
| Wind direction and speed (mph) |
N
10
|
NNE
10
|
NNE
10
|
NE
10
|
NE
10
|
NE
10
|
ENE
10
|
ENE
9
|
E
8
|
E
7
|
ESE
7
|
ESE
7
|
SE
6
|
SSE
7
|
S
8
|
S
9
|
S
8
|
SSE
9
|
SSE
10
|
SSE
10
|
SSE
11
|
SSE
12
|
SSE
14
|
SSE
14
|
| Wind gust (mph) |
16
|
16
|
16
|
16
|
15
|
15
|
15
|
14
|
13
|
12
|
12
|
12
|
12
|
14
|
14
|
15
|
16
|
17
|
17
|
17
|
18
|
20
|
19
|
21
|
| Visibility (description) |
M
|
M
|
M
|
M
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
M
|
M
|
M
|
M
|
G
|
M
|
M
|
| Humidity |
77%
|
75%
|
75%
|
76%
|
75%
|
78%
|
77%
|
78%
|
76%
|
73%
|
72%
|
70%
|
67%
|
66%
|
67%
|
70%
|
70%
|
72%
|
72%
|
74%
|
75%
|
78%
|
80%
|
83%
|
| UV | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 3 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - |
Monday (11 May 2026)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
 |
|
|
|
|
|
|
| Chance of precipitation |
50%
|
60%
|
50%
|
70%
|
50%
|
40%
|
30%
|
10%
|
| Temperature (°C) |
4°
|
5°
|
5°
|
6°
|
7°
|
7°
|
7°
|
6°
|
| Feels like temperature (°C) |
0°
|
1°
|
1°
|
1°
|
2°
|
3°
|
3°
|
2°
|
| Wind direction and speed (mph) |
SE
14
|
SSE
15
|
SSE
15
|
SSE
17
|
S
17
|
SSW
17
|
SSW
15
|
SSW
14
|
| Wind gust (mph) |
23
|
22
|
26
|
28
|
27
|
26
|
23
|
21
|
| Visibility (description) |
M
|
M
|
M
|
M
|
M
|
M
|
M
|
G
|
| Humidity |
85%
|
86%
|
85%
|
85%
|
85%
|
83%
|
81%
|
80%
|
| UV | - | - | 1 | 1 | 2 | 2 | 1 | 1 |
Tuesday (12 May 2026)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
20%
|
10%
|
20%
|
20%
|
20%
|
10%
|
10%
|
20%
|
| Temperature (°C) |
5°
|
5°
|
5°
|
6°
|
7°
|
8°
|
7°
|
6°
|
| Feels like temperature (°C) |
2°
|
1°
|
1°
|
3°
|
5°
|
5°
|
4°
|
3°
|
| Wind direction and speed (mph) |
S
12
|
S
11
|
S
11
|
SSW
10
|
W
9
|
WNW
10
|
WNW
10
|
NW
10
|
| Wind gust (mph) |
19
|
17
|
18
|
18
|
18
|
20
|
19
|
19
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
G
|
| Humidity |
80%
|
82%
|
81%
|
79%
|
77%
|
75%
|
76%
|
76%
|
| UV | - | - | 1 | 2 | 4 | 3 | 1 | 1 |
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