18.03
wed
wed
Day
32°F
S 7 mph
Precip.
0%
0%
Night
36°F
N 22 mph
Precip.
100%
100%
19.03
thu
thu
Day
41°F
N 25 mph
Precip.
100%
100%
Night
34°F
NE 32 mph
Precip.
100%
100%
20.03
fri
fri
Day
32°F
NE 39 mph
Precip.
100%
100%
Night
30°F
NE 37 mph
Precip.
100%
100%
21.03
sat
sat
Day
32°F
NE 27 mph
Precip.
100%
100%
Night
30°F
NE 21 mph
Precip.
100%
100%
22.03
sun
sun
Day
30°F
E 24 mph
Precip.
100%
100%
Night
30°F
E 22 mph
Precip.
100%
100%
23.03
mon
mon
Day
27°F
SW 13 mph
Precip.
0%
0%
Night
19°F
S 13 mph
Precip.
0%
0%
24.03
tue
tue
Day
25°F
S 9 mph
Precip.
0%
0%
Night
21°F
W 9 mph
Precip.
0%
0%
sea water
temperature
temperature
| Reykjavik |
monthly
weather
weather
| Reykjavik |
current
weather
weather
| Reykjavik |
14 days
forecast
forecast
| Reykjavik |
Sea water temperature in March, °F
Show year:
2026
2025
2024
The average sea water temperature in March of 2026 was 36.9°F. The highest and lowest sea temperatures during the month were 37.6°F and 36.3°F.
Sea water temperature in April, °F
Show year:
2025
2024
2023
The average sea water temperature in April of 2025 was 41.6°F. The highest and lowest sea temperatures during the month were 43.5°F and 39.7°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: 14:53
March 18, wednesday
1500
34°F
SE
5 mph
5 mph
1800
34°F
N
4 mph
4 mph
2100
36°F
NW
12 mph
12 mph
March 19, thursday
0000
36°F
N
22 mph
22 mph
0300
37°F
N
23 mph
23 mph
0600
37°F
N
27 mph
27 mph
0900
41°F
N
28 mph
28 mph
1200
41°F
N
25 mph
25 mph
