Kakanui River Mouth Surf Break
Lat Long: 45.19° S 170.90° E

Kakanui River Mouth Sea Temperature and Wetsuit Guide

Weather Forecast for Kakanui River Mouth

Issued: 11 am 09 Jun 2026 (local time)

Forecast update in  hr  min

Today's Kakanui River Mouth sea temperature is
11.6° C

2.0°C warmer than normal for this time of year

Kakanui River Mouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's Kakanui River Mouth sea temperature is 11.6 °C

(2.0°C warmer than normal for this time of year)

Mean: 9.6 °C
Range: 8.5 °C to 10.9 °C
Statistics for 09 Jun (1981–2005)
  • neoprene wetsuit hood for warmth and a watertight seal in cold sea temperatures
  • neoprene gloves for warmth, grip, and protection in cold temperatures
  • wetsuit boots for warmth, grip, and protection in cold temperatures

Today, many surfers would wear a winter wetsuit, a neoprene hood, gloves and boots.

The water temperature (11 °C) at Kakanui River Mouth is quite cold. Despite the sun, windchill of 8 °C means that surfers will need plenty of neoprene. Wear a quality winter wetsuit, a neoprene hood, gloves and boots. A windchill factor of (8 °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 Kakanui River Mouth. 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.

Kakanui River Mouth 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.

Kakanui River Mouth sea temperatures peak in the range 12 to 16°C (54 to 61°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 highest sea temperatures at Kakanui River Mouth 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 temperatures at Kakanui River Mouth 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 Kakanui River Mouth 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 Kakanui River Mouth. Refer to our detailed weather forecasts for this information.

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