Current sea water temperature:
+50.9°F
| Minimum sea water temperature in September: | 56.7°F |
| Maximum sea water temperature in September: | 46.4°F |
| Average sea water temperature in September: | 50.6°F |
| more information | |
14 days
forecast
forecast
| Reykjavik |
monthly
weather
weather
| Reykjavik |
Sea water temperature for the last 10 days:
| September 17 | 50.9°F | September 12 | 51.6°F |
| September 16 | 51.3°F | September 11 | 52.0°F |
| September 15 | 51.4°F | September 10 | 52.0°F |
| September 14 | 51.4°F | September 9 | 52.3°F |
| September 13 | 51.8°F | September 8 | 52.5°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:
2026
2025
2024
The average sea water temperature in August of 2026 was 53.3°F. The highest and lowest sea temperatures during the month were 54.3°F and 51.8°F.
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 53.1°F. The highest and lowest sea temperatures during the month were 54.3°F and 51.6°F.
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 52.1°F. The highest and lowest sea temperatures during the month were 53.4°F and 50.9°F.
current
weather
weather
| Reykjavik |
weather in
September
September
| Reykjavik |
Best time for vacation in Reykjavik
Reykjavik on a weather map
24 Hours Forecast
Reykjavik
Local time: 15:37
September 17, thursday
1800
48°F
SE
12 mph
12 mph
2100
48°F
SE
6 mph
6 mph
September 18, friday
0000
48°F
NE
4 mph
4 mph
0300
48°F
NE
13 mph
13 mph
0600
46°F
N
11 mph
11 mph
0900
46°F
NW
13 mph
13 mph
1200
46°F
SW
11 mph
11 mph
1500
48°F
SW
9 mph
9 mph
