Water temperature in Reynisfjara

This data the coastal Reynisfjara sea water temperature today, tomorrow and the upcoming days. Besides, you can also get information about the weather and surf forecast, as well as the data on sunrise / sunset and moonrise / moonset at a given point on any given day.

Current sea temperature in Reynisfjara

Water temperature in Reynisfjara today is 8.3°C. Based on our historical data over a period of ten years, the warmest water in this day in Reynisfjara was recorded in 2008 and was 7.9°C, and the coldest was recorded in 2015 at 7.1°C. Sea water temperature in Reynisfjara is expected to drop to 7.4°C in the next 10 days. December average water temperature in Reynisfjara is 7.6°C, the minimum temperature is 6.8°C, and the maximum is 8.4°C.

Throughout the year, the water temperature in Reynisfjara does not rise above 20°C and therefore is not suitable for comfortable swimming. The average water temperature in Reynisfjara in winter reaches 7.4°C, in spring 7.6°C, in summer the average temperature rises to 10.9°C, and in autumn it is 9.1°C.

Reynisfjara water temperature now

Surf Forecast in Reynisfjara for today

Another important indicators for a comfortable holiday on the beach are the presence and height of the waves, as well as the speed and direction of the wind. Please find below data on the swell size for Reynisfjara. We calculate the swell size based on the mean wave height (trough to crest) of each third highest wave. For more information on surf forecasts for the next ten days, please visit sea state forecast Reynisfjara. Data in table shown for 31 December 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Reynisfjara

Reynisfjara weather forecast

Current temperature and weather

Data in a table show Reynisfjara temperature today (31 December 2025). For more information and forecast for a few days, go to the weather forecast Reynisfjara.

0-3 h	3-6 h	6-9 h	9-12 h
3.9°C	4.1°C	4.4°C	3.5°C

12-15 h	15-18 h	18-21 h	21-24 h
2.2°C	2.2°C	1°C	1.7°C

Reynisfjara water temperature by month

These figures shows the average, minimum and maximum monthly sea temperature in Reynisfjara. In addition to the table values, the graph below displays of changes average surface temperature during the year. Values are calculated based on the data over the past 10 years. Using them, you can check the water temperature in Reynisfjara on any day of this period that interests you. Click on the month link and you will see a table for each day, or alternatively you can view the temperature curve of the month and select 2 different years you want to compare, either in a table or as a curve

Chart monthly average water temperature in Reynisfjara

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Reynisfjara Beach

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Our report for Reynisfjara is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.