Water temperature in Nykoping

This data the coastal Nykoping 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 Nykoping

Water temperature in Nykoping today is 17.3°C. Based on our historical data over a period of ten years, the warmest water in this day in Nykoping was recorded in 2022 and was 17.6°C, and the coldest was recorded in 2007 at 14.3°C. Sea water temperature in Nykoping is expected to drop to 14.1°C in the next 10 days. September average water temperature in Nykoping is 14.3°C, the minimum temperature is 8.1°C, and the maximum is 18.3°C.

Throughout the year, the water temperature in Nykoping does not rise above 20°C and therefore is not suitable for comfortable swimming. But on some days of July, August, the water temperature warms up to 20°C and above. The average water temperature in Nykoping in winter reaches 2.4°C, in spring 4.5°C, in summer the average temperature rises to 16°C, and in autumn it is 10.4°C.

Nykoping water temperature now

The sea salinity in Nykoping is 5.73‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Nykoping 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 Nykoping. 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 Nykoping. Data in table shown for 7 September 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Nykoping

Nykoping weather forecast

Current temperature and weather

Data in a table show Nykoping temperature today (7 September 2025). For more information and forecast for a few days, go to the weather forecast Nykoping.

0-3 h	3-6 h	6-9 h	9-12 h
14.1°C	13°C	13.1°C	17.8°C

12-15 h	15-18 h	18-21 h	21-24 h
19.8°C	18.9°C	16.2°C	15.2°C

Nykoping water temperature by month

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

The nearest beaches and cities from Nykoping 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
Oxelosund	17.3°C	19°C		0.08 m
Trosa	17.3°C	17°C		0.06 m
Nynashamn	16.8°C	19°C		0.09 m
Pershagen	17.7°C	21°C		0.05 m
Oestermalm	16.4°C	22°C		0.09 m
Brevik	16.6°C	20°C		0.1 m
Saltsjobaden	16.6°C	20°C		0.1 m
Dalaro	16.6°C	20°C		0.1 m
Vaxholm	16.8°C	20°C		0.11 m
Stockholm	16.6°C	19°C		0.16 m

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Our report for Nykoping 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.