All data are in degrees Fahrenheit

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Water temperature in Hafnarfjörður

Detailed information about the current water temperature in Hafnarfjörður. 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 Hafnarfjörður now

52.2

°F

July 4, 08:43

Trend:

increasing

Yesterday:

52.2°F

Tomorrow:

52.3°F

Sunrise:

03:13

Sunset:

23:50

Day Length:

20 h. 37 min.

Hafnarfjörður in July

Minimum:

34.1°F

Average:

37.4°F

Maximum:

39.2°F

Sea water temperature in Hafnarfjörður today

As of now, in Hafnarfjörður, the water temperature is 52.2°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 0.7°F higher 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 stay about the same.

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 53.8°F on 2020, while the historical minimum was 49.4°F on 2018.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 52.6°F, with minimum temperature starting at 52.3°F, while the maximum might reach 52.9°F.

Daily water temperature in Hafnarfjörður

Date Current Year

actual* / forecast**

last year 10 years average
Jun 20 51.9°F 49.3°F 50.2°F
Jun 21 51.7°F 49.5°F 50.2°F
Jun 22 51.5°F 49.6°F 50.2°F
Jun 23 51.4°F 49.7°F 50.1°F
Jun 24 51.2°F 49.7°F 50.2°F
Jun 25 51.1°F 49.7°F 50.1°F
Jun 26 50.7°F 49.5°F 49.8°F
Jun 27 50.4°F 49.4°F 50.0°F
Jun 28 50.2°F 50.7°F 50.3°F
Jun 29 51.4°F 51.2°F 50.3°F
Jun 30 51.6°F 51.0°F 50.6°F
Jul 1 52.6°F 51.2°F 50.8°F
Jul 2 52.1°F 51.2°F 51.0°F
Jul 3 52.2°F 51.2°F 51.2°F
Jul 4 52.2°F 51.4°F 51.5°F
Jul 5 52.3°F 51.2°F 51.6°F
Jul 6 52.4°F 51.3°F 51.6°F
Jul 7 52.3°F 50.5°F 51.6°F
Jul 8 52.6°F 51.4°F 51.9°F
Jul 9 52.8°F 53.1°F 52.1°F
Jul 10 52.9°F 52.5°F 52.1°F
Jul 11 52.9°F 52.3°F 52.2°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 Hafnarfjörður by month

In an average year, Hafnarfjörður offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Hafnarfjörður was recorded on August 15, 2021, reaching a 56.3°F. While the coldest temperature occurred on January 24, 2023, dipping to 33.8°F. The average readings by season are 37.7°F in Winter, 40.7°F in Spring, 51.4°F in Summer, and 46.8°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Kópavogur 52.2°F 3mi
Álftanes 52.1°F 3mi
Reykjavík 52.2°F 5mi
Akranes 51.7°F 18mi
Keflavík 50.9°F 19mi

* current water temperature in this city

** straight line distance from Hafnarfjörður