Banks Peninsula – Stony Bay Water Temperature and Wetsuit Guide
(Canterbury, New Zealand)
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Today's Banks Peninsula - Stony Bay sea temperature is 13.0 °C
(Which is 2.2°C warmer than normal for this time of year)
| Mean: | 10.8 °C | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Range: | 9.2 °C to 12.3 °C | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statistics for 20 May (1981–2005) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Today, many surfers would wear a spring wetsuit, neoprene gloves and boots.
The water temperature (13 °C) at Banks Peninsula - Stony Bay is quite cool. If the sun does come out as forecast, it should feel warm enough to surf in a good sealed spring wetsuit. Some surfers would prefer to wear gloves and boots too. Effective windchill factor of (10 °C) will make the air and water feel about the same temperature.
Map of current New Zealand Surface Water Temperatures based on measurements from oceanographic satellites |
Map of current New Zealand 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 Banks Peninsula - Stony Bay. 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.
Banks Peninsula - Stony Bay water temperatures peak in the range 14 to 17°C (57 to 63°F) on around the 8th of February and are at their coldest on about the 2nd of August, in the range 8 to 10°C (46 to 50°F). The warmest seasonal water temperatures at Banks Peninsula - Stony Bay in early to mid February lend themselves to a 4/3mm wetsuit or a 3/2mm suit and 3mm neoprene boots. The coldest water temperatures at Banks Peninsula - Stony Bay 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 August.
Actual sea surface water temperatures close to shore at Banks Peninsula - Stony Bay 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 Banks Peninsula - Stony Bay. Refer to our detailed weather forecasts for this information.
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