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Water temperature in Loch Ness

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This data the coastal Loch Ness 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 water temperature in Loch Ness

Water temperature in Loch Ness today is 14°C. Based on our historical data over a period of ten years, the warmest water in this day in Loch Ness was 16°C, and the coldest 13°C. Water temperature in Loch Ness is expected to drop to 13.2°C in the next 10 days. September average water temperature in Loch Ness is 13.3°C, the minimum temperature is 8°C, and the maximum is 18°C.

Throughout the year, the water temperature in Loch Ness does not rise above 20°C and therefore is not suitable for comfortable swimming. The average water temperature in Loch Ness in winter reaches 4.7°C, in spring 7.4°C, in summer the average temperature rises to 14.5°C, and in autumn it is 10.1°C.

Loch Ness water temperature now


5 September 2025
today temp
14°C
4 September 2025
yesterday temp
14°C


Current temperature and weather

Data in a table show Loch Ness temperature today (6 September 2025). For more information and forecast for a few days, go to the weather forecast Loch Ness.

0-3 h3-6 h6-9 h9-12 h
3.9°C4.9°C6.4°C13.3°C
12-15 h15-18 h18-21 h21-24 h
15°C14.8°C11.5°C5.9°C

You may also be interested in other sections of our site for Loch Ness: Sunrise and Sunset

Loch Ness water temperature by month

These figures shows the average, minimum and maximum monthly water temperature in Loch Ness. 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 Loch Ness 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

MonthAvrMinMax
January4.6°C3°C8°Ccold
Water temperature in Loch Ness in January
February4.7°C3°C8°Ccold
Water temperature in Loch Ness in February
March5.2°C3°C12°Ccold
Water temperature in Loch Ness in March
April7°C3°C11°Ccold
Water temperature in Loch Ness in April
May10°C5°C15°Ccold
Water temperature in Loch Ness in May
June13.6°C9°C19°Ccold
Water temperature in Loch Ness in June
July14.9°C11°C19°Ccold
Water temperature in Loch Ness in July
August15.1°C12°C18°Ccold
Water temperature in Loch Ness in August
September13.3°C8°C18°Ccold
Water temperature in Loch Ness in September
October9.8°C6°C13°Ccold
Water temperature in Loch Ness in October
November7.2°C3°C11°Ccold
Water temperature in Loch Ness in November
December4.9°C3°C7°Ccold
Water temperature in Loch Ness in December

Chart monthly average water temperature in Loch Ness

Water temperature in Loch Ness

Where is the warmest sea water in the world?

If you want to plan a vacation on the beach and enjoy the warm sea, choose the day of the year, region and the minimum comfortable sea/ocean temperature that interests you. As a result, you will get a list of countries and cities in which the average sea temperature or maximum temperature on this day over the past 10 years exceeds your chosen value

Region
Date (day and month)
Water temperature: min 16°C
 Average temperature  Maximum temperature

Scotland photo gallery

  • Scotland
  • Very chilly early evening swim
  • From Garron Bridge,  in June.
  • Scotland

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Other names for Loch Ness

Loch Nis

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[1] - The "Blue Flag" is awarded to beaches which fulfill a number of criteria, including: the quality of the bathing water, which must be in accordance with the relevant European Union Directive environmental education and information and beach area management and safety.

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Our report for Loch Ness 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.

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