Grannys Grave Beach Surf Break

Lat Long: 38.40° S 142.50° E

Grannys Grave Beach Sea Temperature and Wetsuit Guide

Issued: 9 pm 15 Jul 2026 (local time)

Forecast update in  hr  min

Today's Grannys Grave Beach sea temperature is
14.5° C
0.5° 

Grannys Grave Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's Grannys Grave Beach sea temperature is 14.5 °C

(Slightly warmer than usual (0.5° above average))

Mean: 14.0 °C
Range: 12.9 °C to 14.9 °C
Statistics for 15 Jul (1981–2005)
  • wetsuit boots for warmth, grip, and protection in cold temperatures

Today, many surfers would wear a spring wetsuit and neoprene boots.

The Grannys Grave Beach water temperature is rather cool (14 °C) and the air temperature will feel about the same. A good quality spring wetsuit with optional neoprene boots should suffice. No need for wetsuit gloves.

Australia Sea Water Temperature

Map of current Australia
Surface Water Temperatures

(based on measurements from oceanographic satellites)
Australia Water Temperature Anomaly

Map of current Australia
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 Grannys Grave Beach. 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.

Grannys Grave Beach 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.

Actual sea surface water temperatures close to shore at Grannys Grave Beach 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 Grannys Grave Beach. Refer to our detailed weather forecasts for this information.

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