Motu River Surf Break
Lat Long: 37.86° S 177.59° E

Motu River Sea Temperature and Wetsuit Guide

Weather Forecast for Motu River

Issued: 5 pm 09 Jun 2026 (local time)

Forecast update in  hr  min

Today's Motu River sea temperature is
17.1° C

Slightly warmer than usual

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

Today's Motu River sea temperature is 17.1 °C

(Slightly warmer than usual)

Mean: 16.3 °C
Range: 15.2 °C to 17.7 °C
Statistics for 09 Jun (1981–2005)

    Today, many surfers would wear a summer wetsuit.

    The water temperature (17 °C) at Motu River is relatively warm. If the sun does come out as forecast, it should feel warm enough to surf in a summer wetsuit. Effective air temperature of 11 °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 Motu River. 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.

    Motu River 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.

    Motu River water temperatures peak in the range 19 to 22°C (66 to 72°F) on around the 9th of February and are at their minimum on about the 24th of August, in the range 14 to 15°C (57 to 59°F). Motu River water temperatures are highest in early to mid February. Surfers should use a 2mm long sleeve shorty or a 3/2mm spring wetsuit if the wind is up. The minimum water temperatures at Motu River in the fourth week of August 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.

    Actual sea surface water temperatures close to shore at Motu River 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 Motu River. Refer to our detailed weather forecasts for this information.

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