Today's Westport-The Groins sea temperature is 18.3 °C
(3.1° warmer than normal for this time of year)
| Mean: | 15.2 °C | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Range: | 13.1 °C to 17.3 °C | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statistics for 04 Aug (1981–2005) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Today, many surfers would wear a spring wetsuit.
Sunny with pleasantly warm air temperatures (feeling like 21 °C once we account for wind), yet at 18 °C the sea remains several degrees colder than the air at Westport-The Groins. The majority of surfers will need a spring wetsuit though a summer suit or even a shorty may suffice for a short session.
 Map of current United States Surface Water Temperatures (based on measurements from oceanographic satellites) |  Map of current United States 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 Westport-The Groins. 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.
Westport-The Groins sea water temperatures peak in the range 14 to 17°C (57 to 63°F) on around the 17th of August and are at their lowest on about the 10th of February, in the range 7 to 10°C (45 to 50°F). The maximum seasonal sea water temperatures at Westport-The Groins in the middle of August lend themselves to a 4/3mm wetsuit or a 3/2mm suit and 3mm neoprene boots. The lowest sea water temperatures at Westport-The Groins 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 in early to mid February.
Actual sea surface water temperatures close to shore at Westport-The Groins 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 Westport-The Groins. Refer to our detailed weather forecasts for this information.
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