Keflavik (Iceland) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 9° Celsius;
Maximum daytime temperature: 13 degrees Celsius; Minimum nighttime temperature: 9 degrees Celsius; -
Maximum daytime temperature: 14° Celsius; Minimum nighttime temperature: 11° Celsius;
Maximum daytime temperature: 14 degrees Celsius; Minimum nighttime temperature: 11 degrees Celsius;
-
Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 9° Celsius;
Maximum daytime temperature: 13 degrees Celsius; Minimum nighttime temperature: 9 degrees Celsius; -
Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 8° Celsius;
Maximum daytime temperature: 13 degrees Celsius; Minimum nighttime temperature: 8 degrees Celsius; -
Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 7° Celsius;Maximum daytime temperature: 13 degrees Celsius; Minimum nighttime temperature: 7 degrees Celsius;
-
Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 8° Celsius;
Maximum daytime temperature: 13 degrees Celsius; Minimum nighttime temperature: 8 degrees Celsius; -
Maximum daytime temperature: 12° Celsius; Minimum nighttime temperature: 9° Celsius;
Maximum daytime temperature: 12 degrees Celsius; Minimum nighttime temperature: 9 degrees Celsius;
Overcast changing to sunny intervals by early evening.
Sunrise:
Sunset:
M UV
No pollution data.
No pollen data.
7 day forecast for Keflavik
Today (4 August 2026)
| Time |
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%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
10°
|
10°
|
9°
|
10°
|
10°
|
11°
|
11°
|
12°
|
12°
|
12°
|
12°
|
13°
|
13°
|
13°
|
13°
|
12°
|
12°
|
12°
|
11°
|
11°
|
10°
|
| Feels like temperature (°C) |
8°
|
8°
|
8°
|
8°
|
9°
|
10°
|
10°
|
11°
|
11°
|
11°
|
11°
|
11°
|
12°
|
11°
|
11°
|
11°
|
11°
|
11°
|
10°
|
9°
|
8°
|
| Wind direction and speed |
WNW
6
|
WNW
6
|
WNW
6
|
WNW
7
|
WNW
6
|
WNW
6
|
WNW
6
|
W
5
|
W
5
|
W
6
|
W
6
|
W
7
|
W
7
|
W
7
|
WSW
7
|
WSW
7
|
WSW
7
|
WSW
7
|
SW
7
|
SW
7
|
SW
8
|
| Wind gust (mph) |
9
|
10
|
10
|
10
|
10
|
10
|
10
|
10
|
11
|
12
|
13
|
13
|
13
|
13
|
13
|
12
|
12
|
11
|
11
|
11
|
11
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
81%
|
82%
|
82%
|
80%
|
79%
|
76%
|
76%
|
76%
|
76%
|
74%
|
74%
|
73%
|
72%
|
72%
|
73%
|
73%
|
74%
|
74%
|
75%
|
75%
|
76%
|
| UV | - | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 3 | 4 | 4 | 4 | 4 | 3 | 2 | 1 | 1 | 1 | 1 | 1 | - |
Wednesday (5 August 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 | |
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
 |
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
20%
|
20%
|
20%
|
20%
|
30%
|
| Temperature (°C) |
10°
|
10°
|
10°
|
10°
|
9°
|
10°
|
10°
|
10°
|
11°
|
12°
|
12°
|
13°
|
13°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
13°
|
13°
|
12°
|
12°
|
12°
|
| Feels like temperature (°C) |
8°
|
8°
|
8°
|
8°
|
7°
|
8°
|
8°
|
8°
|
9°
|
9°
|
10°
|
10°
|
11°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
11°
|
11°
|
11°
|
10°
|
10°
|
| Wind direction and speed (mph) |
SSW
8
|
SSW
8
|
SSW
8
|
SSW
9
|
SSW
9
|
SSW
9
|
SSW
9
|
SSW
10
|
S
10
|
S
10
|
S
11
|
S
12
|
S
12
|
S
12
|
S
12
|
S
12
|
S
12
|
S
11
|
S
11
|
SSE
11
|
SSE
10
|
SSE
10
|
SE
9
|
SE
9
|
| Wind gust (mph) |
11
|
12
|
12
|
12
|
13
|
13
|
13
|
15
|
15
|
17
|
17
|
19
|
19
|
20
|
19
|
19
|
18
|
18
|
17
|
17
|
16
|
15
|
13
|
13
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
VG
|
VG
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
G
|
G
|
VG
|
G
|
G
|
G
|
G
|
G
|
M
|
M
|
| Humidity |
78%
|
78%
|
79%
|
80%
|
82%
|
83%
|
83%
|
83%
|
82%
|
82%
|
79%
|
79%
|
78%
|
79%
|
78%
|
78%
|
80%
|
81%
|
82%
|
83%
|
85%
|
86%
|
89%
|
91%
|
| UV | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 2 | 3 | 4 | 4 | 4 | 3 | 4 | 3 | 2 | 1 | 1 | 1 | 1 | 1 | - |
Thursday (6 August 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 |
40%
|
30%
|
40%
|
50%
|
60%
|
70%
|
70%
|
60%
|
60%
|
70%
|
70%
|
70%
|
80%
|
80%
|
80%
|
70%
|
60%
|
60%
|
60%
|
50%
|
50%
|
50%
|
50%
|
50%
|
| Temperature (°C) |
12°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
12°
|
12°
|
12°
|
12°
|
12°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
12°
|
12°
|
12°
|
11°
|
11°
|
| Feels like temperature (°C) |
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
11°
|
11°
|
11°
|
11°
|
12°
|
11°
|
11°
|
12°
|
11°
|
11°
|
11°
|
11°
|
10°
|
9°
|
9°
|
| Wind direction and speed (mph) |
SE
9
|
SE
8
|
SE
8
|
SE
8
|
SE
8
|
SE
8
|
ESE
8
|
ESE
7
|
ESE
8
|
SE
8
|
SE
8
|
SE
8
|
SE
8
|
SSE
8
|
SSE
8
|
SSE
8
|
SSE
8
|
ESE
7
|
SE
7
|
E
7
|
ENE
7
|
ENE
8
|
ENE
9
|
NE
10
|
| Wind gust (mph) |
12
|
12
|
12
|
11
|
11
|
11
|
11
|
11
|
12
|
12
|
12
|
12
|
13
|
13
|
13
|
12
|
12
|
11
|
11
|
11
|
12
|
13
|
13
|
14
|
| Visibility (description) |
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
P
|
P
|
M
|
M
|
M
|
P
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
| Humidity |
92%
|
94%
|
93%
|
94%
|
94%
|
94%
|
95%
|
95%
|
94%
|
93%
|
92%
|
92%
|
92%
|
92%
|
91%
|
91%
|
91%
|
92%
|
92%
|
92%
|
91%
|
92%
|
92%
|
92%
|
| UV | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - |
Friday (7 August 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 |
60%
|
50%
|
50%
|
60%
|
60%
|
50%
|
50%
|
30%
|
40%
|
30%
|
30%
|
30%
|
30%
|
30%
|
40%
|
40%
|
40%
|
30%
|
20%
|
20%
|
20%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
11°
|
11°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
11°
|
11°
|
11°
|
12°
|
12°
|
13°
|
13°
|
12°
|
13°
|
12°
|
12°
|
12°
|
11°
|
10°
|
10°
|
| Feels like temperature (°C) |
9°
|
9°
|
8°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
8°
|
8°
|
9°
|
9°
|
9°
|
10°
|
10°
|
9°
|
10°
|
9°
|
9°
|
8°
|
8°
|
7°
|
6°
|
| Wind direction and speed (mph) |
NE
9
|
NE
10
|
NE
11
|
NE
14
|
NE
13
|
NE
13
|
NE
14
|
NE
13
|
NNE
13
|
NNE
13
|
NNE
14
|
NNE
14
|
NNE
13
|
NNE
13
|
NNE
15
|
NNE
15
|
NNE
16
|
NNE
16
|
NNE
17
|
NNE
17
|
NNE
18
|
NNE
18
|
NNE
18
|
NNE
18
|
| Wind gust (mph) |
13
|
16
|
18
|
19
|
19
|
19
|
20
|
19
|
20
|
20
|
21
|
23
|
22
|
23
|
24
|
24
|
26
|
25
|
26
|
28
|
28
|
28
|
27
|
26
|
| Visibility (description) |
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
| Humidity |
92%
|
92%
|
93%
|
92%
|
92%
|
91%
|
91%
|
89%
|
88%
|
87%
|
85%
|
84%
|
83%
|
83%
|
80%
|
79%
|
78%
|
80%
|
78%
|
79%
|
77%
|
77%
|
78%
|
78%
|
| UV | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 2 | 3 | 4 | 3 | 4 | 3 | 2 | 1 | 1 | 1 | 1 | 1 | - |
Saturday (8 August 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 |
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
20%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
9°
|
9°
|
8°
|
9°
|
8°
|
8°
|
8°
|
9°
|
9°
|
10°
|
10°
|
11°
|
12°
|
12°
|
12°
|
13°
|
13°
|
12°
|
12°
|
12°
|
11°
|
11°
|
10°
|
9°
|
| Feels like temperature (°C) |
6°
|
5°
|
5°
|
5°
|
4°
|
4°
|
4°
|
5°
|
6°
|
7°
|
7°
|
8°
|
9°
|
9°
|
9°
|
9°
|
10°
|
9°
|
9°
|
9°
|
8°
|
8°
|
7°
|
6°
|
| Wind direction and speed (mph) |
NNE
18
|
NNE
17
|
NNE
18
|
NNE
18
|
NNE
18
|
NNE
19
|
NNE
19
|
NNE
18
|
NNE
17
|
NNE
17
|
NNE
17
|
NNE
17
|
NNE
17
|
NNE
17
|
N
17
|
N
17
|
N
16
|
N
17
|
N
17
|
NNE
17
|
NNE
17
|
NNE
17
|
NNE
17
|
NNE
17
|
| Wind gust (mph) |
26
|
26
|
25
|
26
|
27
|
27
|
26
|
26
|
26
|
25
|
25
|
25
|
26
|
26
|
26
|
25
|
26
|
26
|
– | – | – | – | – | – |
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
– | – |
VG
|
– | – |
| Humidity |
79%
|
80%
|
81%
|
82%
|
82%
|
80%
|
80%
|
79%
|
79%
|
77%
|
76%
|
74%
|
72%
|
68%
|
68%
|
68%
|
67%
|
67%
|
68%
|
69%
|
70%
|
73%
|
74%
|
76%
|
| UV | - | - | - | - | - | 1 | 1 | 1 | 1 | 2 | 3 | 4 | 4 | 5 | 4 | 4 | 3 | 2 | 1 | 1 | 1 | 1 | 1 |  |
Sunday (9 August 2026)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
10%
|
<5%
|
<5%
|
10%
|
10%
|
10%
|
<5%
|
| Temperature (°C) |
9°
|
8°
|
8°
|
10°
|
11°
|
13°
|
12°
|
11°
|
| Feels like temperature (°C) |
5°
|
4°
|
4°
|
7°
|
9°
|
10°
|
10°
|
8°
|
| Wind direction and speed (mph) |
NNE
17
|
NNE
16
|
NNE
16
|
NNE
13
|
NNE
14
|
N
14
|
NNW
13
|
N
13
|
| Wind gust (mph) |
25
|
25
|
22
|
24
|
23
|
23
|
21
|
19
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
77%
|
77%
|
78%
|
76%
|
73%
|
72%
|
71%
|
73%
|
| UV | - | - | 1 | 2 | 4 | 4 | 1 | 1 |
Monday (10 August 2026)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
10%
|
10%
|
10%
|
10%
|
10%
|
20%
|
| Temperature (°C) |
9°
|
8°
|
8°
|
10°
|
12°
|
12°
|
12°
|
11°
|
| Feels like temperature (°C) |
6°
|
5°
|
6°
|
8°
|
10°
|
9°
|
9°
|
8°
|
| Wind direction and speed (mph) |
N
12
|
NNE
12
|
N
10
|
N
10
|
N
10
|
NNW
11
|
NW
11
|
NNW
10
|
| Wind gust (mph) |
17
|
17
|
16
|
15
|
17
|
18
|
17
|
13
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
78%
|
79%
|
81%
|
79%
|
74%
|
73%
|
74%
|
77%
|
| UV | - | - | 1 | 2 | 4 | 4 | 1 | 1 |
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Forecast for 4am (UTC) Tuesday
Updated 01:07 (UTC+1) on Tue 4 Aug 2026
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