19.05
tue
tue
Day
46°F
E 6 mph
Precip.
79%
79%
Night
45°F
SW 7 mph
Precip.
0%
0%
20.05
wed
wed
Day
50°F
S 7 mph
Precip.
0%
0%
Night
48°F
SW 6 mph
Precip.
0%
0%
21.05
thu
thu
Day
52°F
SE 4 mph
Precip.
0%
0%
Night
48°F
N 2 mph
Precip.
0%
0%
22.05
fri
fri
Day
50°F
W 11 mph
Precip.
100%
100%
Night
48°F
W 7 mph
Precip.
100%
100%
23.05
sat
sat
Day
48°F
NW 15 mph
Precip.
100%
100%
Night
45°F
N 12 mph
Precip.
100%
100%
24.05
sun
sun
Day
46°F
NE 17 mph
Precip.
100%
100%
Night
45°F
NW 13 mph
Precip.
80%
80%
25.05
mon
mon
Day
48°F
NW 16 mph
Precip.
76%
76%
Night
48°F
S 2 mph
Precip.
80%
80%
sea water
temperature
temperature
| Reykjavik |
monthly
weather
weather
| Reykjavik |
current
weather
weather
| Reykjavik |
14 days
forecast
forecast
| Reykjavik |
Sea water temperature in May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 43.5°F. The highest and lowest sea temperatures during the month were 45.3°F and 41.7°F.
Sea water temperature in June, °F
Show year:
2025
2024
2023
The average sea water temperature in June of 2025 was 50.5°F. The highest and lowest sea temperatures during the month were 53.4°F and 47.3°F.
Air temperature in Reykjavik, °F
Precipitation total in Reykjavik, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Reykjavik
Reykjavik on a weather map
24 Hours Forecast
Reykjavik
Local time: 11:54
May 19, tuesday
1200
46°F
E
6 mph
6 mph
1500
48°F
SE
4 mph
4 mph
1800
48°F
SE
11 mph
11 mph
2100
46°F
SE
7 mph
7 mph
May 20, wednesday
0000
45°F
SW
7 mph
7 mph
0300
43°F
SW
6 mph
6 mph
0600
45°F
SW
6 mph
6 mph
0900
48°F
S
6 mph
6 mph
