Water temperature in Spiddal

This data the coastal Spiddal 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 Spiddal

Water temperature in Spiddal today is 16.8°C. Based on our historical data over a period of ten years, the warmest water in this day in the Atlantic Ocean near Spiddal was recorded in 2023 and was 17.5°C, and the coldest was recorded in 2015 at 15°C. Sea water temperature in Spiddal is expected to drop to 15.3°C in the next 10 days. September average water temperature in Spiddal is 15.3°C, the minimum temperature is 13.8°C, and the maximum is 19°C.

Throughout the year, the water temperature in Spiddal does not rise above 20°C and therefore is not suitable for comfortable swimming. The average water temperature in Spiddal in winter reaches 8.6°C, in spring 9.9°C, in summer the average temperature rises to 15.5°C, and in autumn it is 13.4°C.

Spiddal water temperature now

The sea salinity in Spiddal is 33.76‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Spiddal 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 Spiddal. 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 Spiddal. Data in table shown for 6 September 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Spiddal

Spiddal weather forecast

Current temperature and weather

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

0-3 h	3-6 h	6-9 h	9-12 h
12.9°C	12.4°C	12.3°C	14.8°C

12-15 h	15-18 h	18-21 h	21-24 h
15.8°C	15.8°C	15.2°C	13.5°C

Spiddal water temperature by month

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

The nearest beaches and cities from Spiddal 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
Silverstrand Beach	16.6°C	16°C		0.83 m
Kinvara	16.4°C	16°C		0.83 m
Traught Beach	16.4°C	16°C		0.83 m
Oranmore	16.4°C	16°C		0.83 m
Inishmore	16.5°C	15°C		1.64 m
Doonbeg	16.5°C	15°C		1.17 m
Shannon	16.8°C	18°C		0.83 m
Glassilaun	16.2°C	14°C		1.04 m
Renvyle	16.2°C	14°C		1.04 m
Kilkee	16.3°C	15°C		0.96 m

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Our report for Spiddal 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.