Current sea water temperature:
+39.7°F
| Minimum sea water temperature in January: | 41.4°F |
| Maximum sea water temperature in January: | 32.7°F |
| Average sea water temperature in January: | 37.2°F |
| more information | |
14 days
forecast
forecast
| Reykjavik |
monthly
weather
weather
| Reykjavik |
Sea water temperature for the last 10 days:
| January 13 | 39.7°F | January 8 | 39.6°F |
| January 12 | 39.2°F | January 7 | 39.7°F |
| January 11 | 39.4°F | January 6 | 39.7°F |
| January 10 | 39.7°F | January 5 | 39.4°F |
| January 9 | 39.9°F | January 4 | 39.9°F |
Monthly sea water temperature, °F
When is the warmest sea in Reykjavik?
Based on the data about daily sea water temperature for the last three years the warmest sea in Reykjavik was noticed in August, July and September.
Monthly Sea Temperatures in Reykjavik, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 53.6°F. The highest and lowest sea temperatures during the month were 55.9°F and 52.0°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 53.3°F. The highest and lowest sea temperatures during the month were 55.4°F and 51.8°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 53.7°F. The highest and lowest sea temperatures during the month were 56.7°F and 50.7°F.
current
weather
weather
| Reykjavik |
weather in
January
January
| Reykjavik |
Best time for vacation in Reykjavik
Reykjavik on a weather map
24 Hours Forecast
Reykjavik
Local time: 06:15
January 14, wednesday
0900
25°F
W
8 mph
8 mph
1200
27°F
SW
9 mph
9 mph
1500
28°F
SW
9 mph
9 mph
1800
28°F
SW
6 mph
6 mph
2100
30°F
SW
7 mph
7 mph
January 15, thursday
0000
30°F
SW
8 mph
8 mph
0300
28°F
SW
8 mph
8 mph
0600
28°F
SW
10 mph
10 mph
