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Dunedin - St Clair water temperature
Dunedin - St Clair ratings
Quality on a good day: 4.1
Consistency of Surf: 4.2
Difficulty Level: 2.8
Wind and Kite Surfing: 2.0
Crowds: 2.5

Overall: 3.8

See all 18 ratings

Based on 17 votes. Vote


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Dunedin – St Clair Water Temperature and Wetsuit Guide

(Otago, New Zealand)

Today's Dunedin - St Clair sea temperature is 12.0 °C.

Statistics for 13 Nov (1981–2005) – mean: 10.3 °C, range: 8.9 °C to 11.9 °C

The water temperature (12 °C) at Dunedin - St Clair 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 Dunedin - St Clair. 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.

Dunedin - St Clair 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.

Dunedin - St Clair sea water temperatures peak in the range 12 to 15°C (54 to 59°F) on around the 10th of February and are at their minimum on about the 5th of August, in the range 7 to 10°C (45 to 50°F). The warmest sea water temperatures at Dunedin - St Clair in early to mid 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 minimum sea water temperatures at Dunedin - St Clair 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 August.

Actual sea surface water temperatures close to shore at Dunedin - St Clair 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 Dunedin - St Clair. Refer to our detailed weather forecasts for this information.