Water temperature in Hopen

This data the coastal Hopen 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 Hopen

Water temperature in Hopen today is 15.3°C. Based on our historical data over a period of ten years, the warmest water in this day in the Norwegian Sea near Hopen was recorded in 2024 and was 15°C, and the coldest was recorded in 2007 at 12.6°C. Sea water temperature in Hopen is expected to drop to 13.4°C in the next 10 days. September average water temperature in Hopen is 13.5°C, the minimum temperature is 10.8°C, and the maximum is 15.1°C.

Throughout the year, the water temperature in Hopen does not rise above 20°C and therefore is not suitable for comfortable swimming. The average water temperature in Hopen in winter reaches 6.6°C, in spring 6.5°C, in summer the average temperature rises to 12.8°C, and in autumn it is 11.4°C.

Hopen water temperature now

The sea salinity in Hopen is 32.67‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Hopen 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 Hopen. 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 Hopen. Data in table shown for 8 September 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Hopen

Hopen weather forecast

Current temperature and weather

Data in a table show Hopen temperature today (8 September 2025). For more information and forecast for a few days, go to the weather forecast Hopen.

0-3 h	3-6 h	6-9 h	9-12 h
14.8°C	14.7°C	14.6°C	14.9°C

12-15 h	15-18 h	18-21 h	21-24 h
15.7°C	15.9°C	15.3°C	15.1°C

Hopen water temperature by month

These figures shows the average, minimum and maximum monthly sea temperature in Hopen. 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 Hopen 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 Hopen

The nearest beaches and cities from Hopen with the water temperature today, as well as the air temperature and the state of the weather during the day and the average wave height for today

	Water	Weather		Wave
Reinsvik	15.4°C	16°C		0.13 m
Kristiansund	15.4°C	16°C		0.17 m
Sistranda	14.4°C	16°C		0.32 m
Eide	15.2°C	18°C		0.79 m
Brekstad	14.6°C	19°C		0.21 m
Lensvik	14.5°C	19°C		0.09 m
More og Romsdal	15.4°C	18°C		0.26 m
Orkanger	14.2°C	20°C		0.04 m
Molde	15.3°C	18°C		0.12 m
Rissa	14.7°C	19°C		0.11 m

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Our report for Hopen 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.