What is the current water temperature in Reykjavík?

Q: What is the current water temperature in Reykjavík?

As of now, in Reykjavík, the water temperature is 11.55°C. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration.

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Water temperature in Reykjavík

Detailed information about the current water temperature in Reykjavík. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.

52.8

°F

June 16, 05:25

Trend:

increasing

Yesterday:

52.3°F

Tomorrow:

53.0°F

Sunrise:

Sunset:

Day Length:

Reykjavík in June

Minimum:

33.0°F

Average:

37.1°F

Maximum:

39.7°F

Sea water temperature in Reykjavík today

As of now, in Reykjavík, the water temperature is 52.8°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 2.8°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to rise a bit.

Recent sea temperature and forecast

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 53.6°F on 2025, while the historical minimum was 47.1°F on 2021.

latest data

last year

Observations from the last two weeks indicate that the water temperature was in proximity to the highest values recorded on those days in the past. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 53.2°F, with minimum temperature starting at 53.0°F, while the maximum might reach 53.3°F.

Daily water temperature in Reykjavík

Date	Current Year actual* / forecast**	last year	10 years average
Jun 2	47.2°F	50.9°F	47.9°F
Jun 3	47.5°F	51.0°F	47.9°F
Jun 4	47.7°F	50.7°F	48.0°F
Jun 5	48.0°F	50.4°F	48.3°F
Jun 6	49.0°F	49.1°F	48.4°F
Jun 7	49.2°F	48.0°F	48.3°F
Jun 8	49.5°F	48.5°F	48.5°F
Jun 9	51.5°F	48.8°F	48.8°F
Jun 10	52.1°F	49.4°F	48.9°F
Jun 11	51.5°F	49.2°F	49.1°F
Jun 12	51.1°F	48.8°F	49.0°F
Jun 13	52.1°F	49.1°F	49.1°F
Jun 14	52.5°F	49.4°F	49.4°F
Jun 15	52.3°F	51.2°F	49.6°F
Jun 16	52.8°F	53.6°F	50.0°F
Jun 17	53.0°F	54.0°F	50.2°F
Jun 18	53.2°F	53.6°F	50.4°F
Jun 19	53.3°F	53.2°F	50.5°F
Jun 20	53.2°F	52.1°F	50.5°F
Jun 21	53.3°F	51.9°F	50.6°F
Jun 22	53.2°F	51.7°F	50.5°F
Jun 23	53.1°F	51.5°F	50.3°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Reykjavík by month

In an average year, Reykjavík offers no days when the water temperature is warm enough to swim comfortably.

The warmest water in Reykjavík was recorded on September 5, 2025, reaching a 57.1°F. While the coldest temperature occurred on February 19, 2017, dipping to 32.5°F. The average readings by season are 37.4°F in Winter, 40.7°F in Spring, 51.7°F in Summer, and 47.0°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Kópavogur	52.8°F	2mi
Álftanes	52.8°F	4mi
Hafnarfjörður	52.8°F	5mi
Akranes	51.5°F	14mi
Keflavík	51.8°F	22mi

* current water temperature in this city

** straight line distance from Reykjavík