Keflavik (Iceland) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 5° Celsius; Minimum nighttime temperature: 5° Celsius;
Maximum daytime temperature: 5° Celsius; Minimum nighttime temperature: 5° Celsius; -
Maximum daytime temperature: 8° Celsius; Minimum nighttime temperature: 6° Celsius;
Maximum daytime temperature: 8° Celsius; Minimum nighttime temperature: 6° Celsius; -
Maximum daytime temperature: 8° Celsius; Minimum nighttime temperature: 7° Celsius;
Maximum daytime temperature: 8° Celsius; Minimum nighttime temperature: 7° Celsius; -
Maximum daytime temperature: 7° Celsius; Minimum nighttime temperature: 4° Celsius;
Maximum daytime temperature: 7° Celsius; Minimum nighttime temperature: 4° Celsius;
-
Maximum daytime temperature: 6° Celsius; Minimum nighttime temperature: 5° Celsius;
Maximum daytime temperature: 6° Celsius; Minimum nighttime temperature: 5° Celsius;
-
Maximum daytime temperature: 8° Celsius; Minimum nighttime temperature: 6° Celsius;
Maximum daytime temperature: 8° Celsius; Minimum nighttime temperature: 6° Celsius;
-
Maximum daytime temperature: 7° Celsius; Minimum nighttime temperature: 3° Celsius;
Maximum daytime temperature: 7° Celsius; Minimum nighttime temperature: 3° Celsius;
Partly cloudy changing to light rain by nighttime.
Sunrise:
Sunset:
- UV
No pollution data.
No pollen data.
7 day forecast for Keflavik
Today (19 December 2025)
| Time |
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%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
20%
|
10%
|
20%
|
30%
|
60%
|
80%
|
90%
|
| Temperature |
-1°
|
-1°
|
-1°
|
-1°
|
0°
|
-1°
|
0°
|
1°
|
0°
|
2°
|
3°
|
3°
|
4°
|
4°
|
4°
|
5°
|
5°
|
5°
|
5°
|
5°
|
| Feels like temperature (°C) |
-7°
|
-6°
|
-6°
|
-5°
|
-4°
|
-4°
|
-4°
|
-3°
|
-4°
|
-3°
|
-2°
|
-1°
|
-1°
|
-1°
|
0°
|
0°
|
0°
|
0°
|
0°
|
0°
|
| Wind direction and speed |
NNE
12
|
NNE
11
|
NE
10
|
NE
9
|
ENE
7
|
E
6
|
E
8
|
E
9
|
E
9
|
E
10
|
E
12
|
ESE
14
|
ESE
15
|
ESE
15
|
ESE
16
|
ESE
16
|
ESE
16
|
ESE
17
|
ESE
18
|
ESE
21
|
| Wind gust (mph) |
17
|
16
|
14
|
12
|
11
|
10
|
13
|
13
|
16
|
19
|
23
|
25
|
26
|
26
|
26
|
27
|
28
|
30
|
36
|
38
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
VG
|
VG
|
M
|
M
|
M
|
| Humidity |
83%
|
84%
|
85%
|
85%
|
84%
|
83%
|
81%
|
79%
|
79%
|
79%
|
82%
|
83%
|
86%
|
87%
|
90%
|
89%
|
88%
|
91%
|
92%
|
92%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - | - |
Saturday (20 December 2025)
| 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 |
≥95%
|
90%
|
80%
|
70%
|
60%
|
50%
|
40%
|
40%
|
50%
|
30%
|
40%
|
40%
|
30%
|
20%
|
10%
|
10%
|
30%
|
20%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
| Temperature (°C) |
6°
|
6°
|
6°
|
6°
|
6°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
| Feels like temperature (°C) |
0°
|
1°
|
1°
|
1°
|
2°
|
2°
|
2°
|
2°
|
2°
|
3°
|
3°
|
3°
|
3°
|
4°
|
4°
|
4°
|
4°
|
4°
|
5°
|
5°
|
5°
|
5°
|
5°
|
5°
|
| Wind direction and speed (mph) |
ESE
22
|
ESE
21
|
ESE
20
|
ESE
19
|
ESE
19
|
ESE
18
|
ESE
18
|
ESE
19
|
ESE
18
|
E
18
|
E
18
|
E
17
|
E
17
|
E
16
|
E
15
|
E
15
|
E
14
|
E
13
|
E
12
|
E
12
|
ENE
12
|
ENE
11
|
ENE
10
|
E
10
|
| Wind gust (mph) |
38
|
36
|
33
|
32
|
31
|
31
|
31
|
31
|
31
|
30
|
30
|
29
|
27
|
27
|
26
|
25
|
23
|
22
|
21
|
20
|
19
|
17
|
18
|
17
|
| Visibility (description) |
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
G
|
M
|
G
|
G
|
G
|
G
|
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
92%
|
92%
|
92%
|
92%
|
92%
|
92%
|
92%
|
92%
|
92%
|
92%
|
91%
|
91%
|
92%
|
91%
|
90%
|
89%
|
89%
|
89%
|
89%
|
89%
|
89%
|
88%
|
88%
|
88%
|
| UV | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - | - |
Sunday (21 December 2025)
| 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%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
10%
|
<5%
|
10%
|
10%
|
| Temperature (°C) |
8°
|
8°
|
8°
|
7°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
7°
|
7°
|
| Feels like temperature (°C) |
5°
|
5°
|
5°
|
5°
|
5°
|
5°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
3°
|
3°
|
3°
|
| Wind direction and speed (mph) |
E
10
|
E
10
|
E
11
|
ESE
11
|
ESE
11
|
ESE
12
|
SE
13
|
SE
13
|
SE
13
|
SE
13
|
SE
14
|
SE
15
|
SE
15
|
SE
16
|
SE
17
|
SE
18
|
SE
18
|
SE
18
|
SE
19
|
SE
19
|
SE
19
|
SE
19
|
SE
19
|
SE
18
|
| Wind gust (mph) |
17
|
17
|
18
|
18
|
22
|
22
|
22
|
22
|
22
|
23
|
24
|
25
|
26
|
29
|
29
|
30
|
30
|
30
|
30
|
31
|
31
|
31
|
31
|
31
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
| Humidity |
87%
|
87%
|
87%
|
87%
|
89%
|
90%
|
89%
|
90%
|
91%
|
92%
|
92%
|
92%
|
92%
|
92%
|
92%
|
92%
|
92%
|
92%
|
92%
|
92%
|
91%
|
91%
|
90%
|
90%
|
| UV | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - | - |
Monday (22 December 2025)
| 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 |
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
10%
|
10%
|
20%
|
20%
|
30%
|
30%
|
30%
|
30%
|
20%
|
30%
|
30%
|
40%
|
| Temperature (°C) |
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
| Feels like temperature (°C) |
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
| Wind direction and speed (mph) |
SE
19
|
SE
19
|
SE
19
|
SE
20
|
SE
19
|
SE
19
|
SE
19
|
SE
19
|
SE
19
|
SE
20
|
SE
20
|
SE
20
|
SE
20
|
SE
19
|
SE
19
|
SE
19
|
SE
18
|
SE
17
|
SE
17
|
SE
18
|
SE
17
|
SE
18
|
SSE
17
|
SSE
16
|
| Wind gust (mph) |
30
|
31
|
31
|
32
|
31
|
32
|
32
|
33
|
33
|
33
|
33
|
34
|
33
|
32
|
34
|
32
|
29
|
29
|
30
|
29
|
28
|
28
|
28
|
26
|
| Visibility (description) |
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
90%
|
91%
|
91%
|
90%
|
90%
|
89%
|
89%
|
89%
|
90%
|
90%
|
91%
|
88%
|
89%
|
89%
|
89%
|
91%
|
90%
|
91%
|
91%
|
91%
|
91%
|
90%
|
90%
|
92%
|
| UV | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - | - |
Tuesday (23 December 2025)
| 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 |
40%
|
40%
|
30%
|
40%
|
40%
|
40%
|
30%
|
10%
|
10%
|
10%
|
10%
|
10%
|
20%
|
10%
|
<5%
|
<5%
|
10%
|
10%
|
10%
|
10%
|
20%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
6°
|
6°
|
6°
|
6°
|
5°
|
5°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
5°
|
4°
|
5°
|
5°
|
5°
|
6°
|
6°
|
6°
|
| Feels like temperature (°C) |
2°
|
2°
|
2°
|
1°
|
1°
|
0°
|
0°
|
0°
|
0°
|
0°
|
0°
|
0°
|
0°
|
0°
|
0°
|
0°
|
1°
|
1°
|
1°
|
1°
|
1°
|
1°
|
2°
|
2°
|
| Wind direction and speed (mph) |
SSE
15
|
SSE
15
|
SSE
14
|
S
14
|
SSW
14
|
SSW
14
|
SSW
12
|
S
12
|
SSW
11
|
S
11
|
S
11
|
S
11
|
S
11
|
S
12
|
SSE
12
|
SSE
12
|
SE
12
|
SE
11
|
SE
12
|
SE
12
|
SE
13
|
SSE
15
|
SSE
15
|
SSE
17
|
| Wind gust (mph) |
25
|
23
|
23
|
22
|
22
|
21
|
20
|
18
|
19
|
19
|
18
|
17
|
18
|
19
|
18
|
18
|
18
|
18
|
19
|
21
|
23
|
25
|
27
|
30
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
G
|
VG
|
G
|
G
|
VG
|
G
|
VG
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
92%
|
91%
|
91%
|
91%
|
90%
|
88%
|
84%
|
79%
|
79%
|
77%
|
78%
|
80%
|
80%
|
81%
|
82%
|
79%
|
80%
|
84%
|
85%
|
85%
|
87%
|
87%
|
87%
|
86%
|
| UV | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - | - |
Wednesday (24 December 2025)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
20%
|
40%
|
30%
|
40%
|
40%
|
30%
|
30%
|
| Temperature (°C) |
6°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
| Feels like temperature (°C) |
2°
|
2°
|
2°
|
3°
|
3°
|
3°
|
3°
|
2°
|
| Wind direction and speed (mph) |
SSE
19
|
SSE
23
|
SSE
25
|
SSE
26
|
SSE
23
|
S
23
|
S
22
|
S
23
|
| Wind gust (mph) |
36
|
41
|
41
|
43
|
39
|
38
|
38
|
39
|
| Visibility (description) |
G
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
86%
|
85%
|
86%
|
87%
|
90%
|
91%
|
90%
|
86%
|
| UV | - | - | - | - | 1 | 1 | - | - |
Thursday (25 December 2025)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
50%
|
40%
|
50%
|
40%
|
60%
|
50%
|
20%
|
20%
|
| Temperature (°C) |
7°
|
7°
|
7°
|
7°
|
7°
|
5°
|
5°
|
5°
|
| Feels like temperature (°C) |
2°
|
3°
|
2°
|
2°
|
2°
|
0°
|
-1°
|
-1°
|
| Wind direction and speed (mph) |
S
23
|
S
23
|
S
22
|
S
24
|
S
23
|
S
25
|
S
22
|
S
21
|
| Wind gust (mph) |
38
|
40
|
40
|
40
|
42
|
40
|
38
|
35
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
| Humidity |
86%
|
88%
|
87%
|
87%
|
86%
|
83%
|
79%
|
72%
|
| UV | - | - | - | - | 1 | 1 | - | - |
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Forecast for 4am (UTC) Friday
Updated 00:26 (UTC) on Fri 19 Dec 2025
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