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 9.82°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.

49.7

°F

June 7, 17:25

Trend:

increasing

Yesterday:

48.7°F

Tomorrow:

49.9°F

Sunrise:

03:15

Sunset:

23:44

Day Length:

20 h. 29 min.

Keflavík in June

Minimum:

38.7°F

Average:

40.5°F

Maximum:

42.7°F

Sea water temperature in Keflavík today

As of now, in Keflavík, the water temperature is 49.7°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 1.8°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a noticeable 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 49.1°F on 2022, while the historical minimum was 47.0°F on 2024.

latest data

last year

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 50.0°F, with minimum temperature starting at 49.8°F, while the maximum might reach 50.3°F.

Daily water temperature in Keflavík

Date	Current Year actual* / forecast**	last year	10 years average
May 24	46.6°F	49.7°F	46.3°F
May 25	46.7°F	49.3°F	46.5°F
May 26	46.9°F	49.3°F	46.6°F
May 27	47.0°F	49.0°F	46.7°F
May 28	46.7°F	48.8°F	46.6°F
May 29	47.2°F	49.3°F	46.6°F
May 30	46.9°F	49.4°F	46.6°F
May 31	46.8°F	49.7°F	46.7°F
Jun 1	47.8°F	50.3°F	47.1°F
Jun 2	47.9°F	50.1°F	47.2°F
Jun 3	48.4°F	49.6°F	47.3°F
Jun 4	48.4°F	49.5°F	47.4°F
Jun 5	48.9°F	49.2°F	47.7°F
Jun 6	48.7°F	48.2°F	47.9°F
Jun 7	49.7°F	48.8°F	47.9°F
Jun 8	49.9°F	49.2°F	48.1°F
Jun 9	49.8°F	48.5°F	48.1°F
Jun 10	49.9°F	48.7°F	48.1°F
Jun 11	50.2°F	48.7°F	48.4°F
Jun 12	50.1°F	48.6°F	48.4°F
Jun 13	50.1°F	48.9°F	48.3°F
Jun 14	50.3°F	48.0°F	48.5°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 40.4°F in Winter, 42.2°F in Spring, 51.0°F in Summer, and 47.5°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Álftanes	49.3°F	18mi
Hafnarfjörður	49.2°F	19mi
Kópavogur	49.2°F	21mi
Reykjavík	49.2°F	22mi
Akranes	48.6°F	26mi

* current water temperature in this city

** straight line distance from Keflavík