Porth Towyn Water Temperature and Wetsuit Guide
(Lleyn Peninsula, UK)
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Today's Porth Towyn sea temperature is 10.2 °C
(Which is 1.3°C warmer than normal for this time of year)
| Mean: | 8.9 °C | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Range: | 7.2 °C to 9.7 °C | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statistics for 21 Apr (1981–2005) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Today, many surfers would wear a winter wetsuit, a neoprene hood, gloves and boots.
The water temperature (10 °C) at Porth Towyn is quite cold. Despite the sun, windchill of 8 °C means that surfers will need plenty of neoprene. Wear a quality winter wetsuit, a neoprene hood, gloves and boots. A windchill factor of (8 °C).
Map of current United Kingdom Surface Water Temperatures based on measurements from oceanographic satellites |
Map of current United Kingdom Sea Water Temperature Anomalies (compared with long term averages at this time of year) |
(click thumbnails to expand)
Below is a graph of Historical Sea Surface Temperature for Porth Towyn. This has been derived from analysis of two decades of oceanographic satellite measurements of nearby open water. We have calculated the average water temperature variation around the year as well as the extremes that have been observed on each date.
All of the graphs for the surf breaks presented on Surf-Forecast.com are on the same scale to enable comparison between locations around the world.
Porth Towyn sea water temperatures peak in the range 14 to 18°C (57 to 64°F) on around the 13th of August and are at their lowest on about the 1st of March, in the range 6 to 8°C (43 to 46°F). The maximum seasonal sea water temperatures at Porth Towyn in the third week of August lend themselves to a 4/3mm wetsuit or a 3/2mm suit and 3mm neoprene boots. The lowest sea water temperatures at Porth Towyn mean that you will need a flexible 6/5/4mm wetsuit or a well fitting 5/4mm wetsuit with gloves and 5mm neoprene booties and a hood to surf here at the beginning of March.
Actual sea surface water temperatures close to shore at Porth Towyn can vary by several degrees compared with these open water averages. This is especially true after heavy rain, close to river mouths or after long periods of strong offshore winds. Offshore winds cause colder deep water to replace surface water that has been warmed by the sun. Air temperature, wind-chill and sunshine should also be considered before deciding on the kind of wetsuit needed to stay warm when surfing at Porth Towyn. Refer to our detailed weather forecasts for this information.
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