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 11.27°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.

52.3

°F

August 10, 00:44

Trend:

stable

Yesterday:

52.3°F

Tomorrow:

52.1°F

Sunrise:

05:06

Sunset:

22:04

Day Length:

16 h. 58 min.

Keflavík in August

Minimum:

39.1°F

Average:

40.3°F

Maximum:

42.6°F

Sea water temperature in Keflavík today

As of now, in Keflavík, the water temperature is 52.3°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 0.9°F lower than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to fall a bit.

Recent sea temperature and forecast

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. 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 55.3°F on 2023, while the historical minimum was 51.0°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 minimum recorded over the past years. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 52.0°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Keflavík

Date	Current Year actual* / forecast**	last year	10 years average
Jul 27	52.3°F	53.2°F	52.3°F
Jul 28	52.3°F	53.7°F	52.5°F
Jul 29	51.7°F	53.7°F	52.6°F
Jul 30	51.7°F	53.5°F	52.8°F
Jul 31	51.9°F	53.5°F	52.7°F
Aug 1	52.2°F	53.3°F	52.8°F
Aug 2	52.4°F	53.1°F	53.0°F
Aug 3	52.8°F	52.8°F	53.1°F
Aug 4	52.9°F	52.9°F	53.1°F
Aug 5	52.7°F	53.3°F	53.2°F
Aug 6	53.2°F	53.0°F	53.3°F
Aug 7	53.3°F	53.1°F	53.3°F
Aug 8	53.5°F	53.1°F	53.1°F
Aug 9	52.3°F	53.1°F	53.2°F
Aug 10	52.3°F	53.1°F	53.2°F
Aug 11	52.1°F	52.9°F	53.0°F
Aug 12	51.8°F	52.6°F	52.7°F
Aug 13	52.0°F	52.6°F	52.9°F
Aug 14	52.0°F	52.6°F	52.9°F
Aug 15	52.2°F	52.7°F	53.1°F
Aug 16	52.0°F	52.6°F	52.9°F
Aug 17	51.9°F	52.4°F	52.8°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	52.7°F	18mi
Hafnarfjörður	53.0°F	19mi
Kópavogur	52.9°F	21mi
Reykjavík	53.0°F	22mi
Akranes	52.0°F	26mi

* current water temperature in this city

** straight line distance from Keflavík