What is the current water temperature in Keflavík?

Q: What is the current water temperature in Keflavík?

As of now, in Keflavík, the water temperature is 10.52°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.

Iceland > Keflavík

Water temperature in Keflavík

Detailed information about the current water temperature in Keflavík. 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.

50.9

°F

July 4, 09:34

Trend:

increasing

Yesterday:

50.8°F

Tomorrow:

51.1°F

Sunrise:

03:17

Sunset:

23:51

Day Length:

20 h. 34 min.

Keflavík in July

Minimum:

39.0°F

Average:

40.2°F

Maximum:

41.7°F

Sea water temperature in Keflavík today

As of now, in Keflavík, the water temperature is 50.9°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 0.4°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

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It also falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 52.1°F on 2020, while the historical minimum was 48.1°F on 2018.

latest data

last year

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the maximum recorded over the past years. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 51.4°F, with minimum temperature starting at 51.1°F, while the maximum might reach 51.6°F.

Daily water temperature in Keflavík

Date	Current Year actual* / forecast**	last year	10 years average
Jun 20	49.6°F	49.1°F	49.2°F
Jun 21	49.5°F	49.1°F	49.2°F
Jun 22	49.7°F	49.3°F	49.2°F
Jun 23	49.8°F	49.4°F	49.3°F
Jun 24	49.8°F	49.1°F	49.5°F
Jun 25	49.9°F	49.2°F	49.5°F
Jun 26	49.7°F	48.8°F	49.1°F
Jun 27	49.5°F	48.9°F	49.4°F
Jun 28	49.5°F	48.9°F	49.4°F
Jun 29	50.6°F	49.1°F	49.4°F
Jun 30	50.7°F	49.3°F	49.9°F
Jul 1	51.1°F	49.4°F	50.0°F
Jul 2	51.0°F	49.5°F	50.3°F
Jul 3	50.8°F	49.7°F	50.3°F
Jul 4	50.9°F	49.8°F	50.5°F
Jul 5	51.1°F	49.6°F	50.7°F
Jul 6	51.1°F	49.8°F	50.7°F
Jul 7	51.2°F	49.7°F	50.8°F
Jul 8	51.5°F	50.1°F	51.1°F
Jul 9	51.6°F	50.3°F	51.2°F
Jul 10	51.6°F	50.2°F	51.2°F
Jul 11	51.5°F	50.2°F	51.1°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 Keflavík by month

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

The warmest water in Keflavík was recorded on August 6, 2019, reaching a 56.1°F. While the coldest temperature occurred on February 9, 2024, dipping to 36.3°F. The average readings by season are 40.3°F in Winter, 42.1°F in Spring, 50.8°F in Summer, and 47.3°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Álftanes	52.1°F	18mi
Hafnarfjörður	52.2°F	19mi
Kópavogur	52.2°F	21mi
Reykjavík	52.2°F	22mi
Akranes	51.7°F	26mi

* current water temperature in this city

** straight line distance from Keflavík