Today's Duke of York sea temperature is 27.2 °C
(1.4° colder than average for this time of year)
| Mean: | 28.6 °C | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Range: | 27.4 °C to 29.7 °C | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statistics for 21 Aug (1981–2005) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Today, many surfers would wear a rashvest wetsuit.
Sunny with very warm air temperatures, feeling like 26 °C once we account for any wind. Sea temperatures (27 °C) very warm too. Staying comfortable in the water at Duke of York won't be a problem, but wear at least a rash-vest to keep the UV off.
 Map of current Papua New Guinea Surface Water Temperatures (based on measurements from oceanographic satellites) |  Map of current Papua New Guinea 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 Duke of York. 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.
Duke of York sea water temperatures peak in the range 29 to 31°C (84 to 88°F) on around the 15th of January and are at their lowest on about the 5th of August, in the range 27 to 30°C (81 to 86°F). Year round warm sea water temperatures at Duke of York mean that a rash vest and board shorts should be fine for surfing at any time of year
Actual sea surface water temperatures close to shore at Duke of York 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 Duke of York. Refer to our detailed weather forecasts for this information.
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