All data are in degrees Fahrenheit

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Iceland > Álftanes

Water temperature in Álftanes

Detailed information about the current water temperature in Álftanes. 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.
Sea temperature in Álftanes now

54.8

°F

August 29, 18:52

Trend:

stable

Yesterday:

53.9°F

Tomorrow:

54.8°F

Sunrise:

06:01

Sunset:

20:56

Day Length:

14 h. 55 min.

Álftanes in September

Minimum:

34.9°F

Average:

37.3°F

Maximum:

39.4°F

Sea water temperature in Álftanes today

As of now, in Álftanes, the water temperature is 54.8°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 2.7°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 stay about the same.

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 55.4°F on 2023, while the historical minimum was 49.7°F on 2022.

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 histoorical minimum and others when it was close to the historical maximum. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 54.5°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Álftanes

Date Current Year

actual* / forecast**

 last year 10 years average
Aug 15 52.5°F 52.2°F 53.3°F
Aug 16 52.3°F 53.9°F 53.2°F
Aug 17 52.2°F 53.5°F 53.2°F
Aug 18 52.1°F 54.0°F 53.1°F
Aug 19 53.6°F 52.9°F 53.1°F
Aug 20 53.3°F 52.1°F 53.0°F
Aug 21 55.0°F 52.2°F 53.2°F
Aug 22 53.9°F 52.3°F 52.9°F
Aug 23 53.5°F 52.2°F 52.9°F
Aug 24 53.4°F 52.0°F 52.8°F
Aug 25 52.9°F 51.9°F 52.8°F
Aug 26 53.7°F 50.0°F 52.5°F
Aug 27 53.9°F 50.1°F 52.4°F
Aug 28 53.9°F 50.0°F 52.3°F
Aug 29 54.8°F 50.1°F 52.1°F
Aug 30 54.8°F 50.0°F 52.1°F
Aug 31 54.8°F 50.6°F 52.0°F
Sep 1 54.9°F 52.0°F 52.1°F
Sep 2 54.5°F 50.8°F 51.8°F
Sep 3 54.2°F 50.2°F 51.5°F
Sep 4 54.1°F 50.1°F 51.4°F
Sep 5 54.2°F 50.1°F 51.5°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 Álftanes by month

January

February

March

April

May

June

July

August

September

October

November

December

In an average year, Álftanes offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Álftanes was recorded on August 15, 2021, reaching a 56.8°F. While the coldest temperature occurred on January 19, 2023, dipping to 33.3°F. The average readings by season are 37.8°F in Winter, 40.8°F in Spring, 51.5°F in Summer, and 46.9°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Kópavogur 54.9°F 3mi
Hafnarfjörður 54.7°F 3mi
Reykjavík 54.9°F 4mi
Akranes 54.6°F 15mi
Keflavík 53.9°F 18mi

* current water temperature in this city

** straight line distance from Álftanes