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Banks Peninsula - Magnet Bay water temperature
Banks Peninsula - Magnet Bay ratings
Quality on a good day: 3.2
Consistency of Surf: 2.8
Difficulty Level: 4.2
Wind and Kite Surfing: 2.0
Crowds: 2.8

Overall: 2.7

See all 18 ratings

Based on 7 votes. Vote


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Banks Peninsula – Magnet Bay Water Temperature and Wetsuit Guide

(Canterbury, New Zealand)

Today's Banks Peninsula - Magnet Bay sea temperature is 10.9 °C.

Statistics for 23 Sep (1981–2005) – mean: 9.3 °C, range: 8.1 °C to 10.6 °C

The water temperature (10 °C) at Banks Peninsula - Magnet Bay is quite cold. If the sun shines as forecast, it should feel warm enough to get away with a good sealed spring wetsuit but you won't overheat in a winter wetsuit, gloves boots and a hood. Effective windchill factor of (14 °C).

New Zealand Sea Water Temperature

Map of current New Zealand
Surface Water Temperatures
based on measurements from oceanographic satellites
New Zealand Water Temperature Anomaly

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 - Magnet 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.

Banks Peninsula - Magnet Bay Water Temperature Graph

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 - Magnet Bay water temperatures peak in the range 14 to 17°C (57 to 63°F) on around the 12th of February and are at their coldest on about the 3rd of August, in the range 8 to 10°C (46 to 50°F). The highest water temperatures at Banks Peninsula - Magnet Bay in the second week of February are ideally suited to a 4/3mm wetsuit + 3mm boots, although a 5/3mm wetsuit may be preferable for longer sessions and cold windy days. The coldest water temperatures at Banks Peninsula - Magnet 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 at the start of August.

Actual sea surface water temperatures close to shore at Banks Peninsula - Magnet 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 - Magnet Bay. Refer to our detailed weather forecasts for this information.