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Shark Island (Cronulla) water temperature
Shark Island (Cronulla) ratings
Quality on a good day: 4.0
Consistency of Surf: 3.0
Difficulty Level: 4.2
Wind and Kite Surfing: 1.0
Crowds: 1.5

Overall: 2.8

See all 18 ratings

Based on 5 votes. Vote


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Shark Island (Cronulla) Water Temperature and Wetsuit Guide

(Sydney South Coast, Australia)

Today's Shark Island (Cronulla) sea temperature is 21.0 °C.

Statistics for 14 Dec (1981–2005) – mean: 21.3 °C, range: 19.2 °C to 23.6 °C

A hot sunny day, feeling like 32 °C even after we account for wind, and warm water temperature (21 °C) too at Shark Island (Cronulla). Surfers may need a thin summer wetsuit or at least a rash vest to block the UV. Otherwise, warm enough for just board shorts.

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 Shark Island (Cronulla). 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.

Shark Island (Cronulla) 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.

Shark Island (Cronulla) sea temperatures peak in the range 22 to 25°C (72 to 77°F) on around the 29th of January and are at their lowest on about the 16th of August, in the range 16 to 20°C (61 to 68°F). Shark Island (Cronulla) sea temperatures are always warm reach their maximum in late January. You'll need a 2mm neoprene top or a shorty at dawn/dusk or if it's windy. The lowest seasonal sea temperatures at Shark Island (Cronulla) in the middle of August lend themselves to a 4/3mm wetsuit or a 3/2mm suit and 3mm neoprene boots.

Actual sea surface water temperatures close to shore at Shark Island (Cronulla) 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 Shark Island (Cronulla). Refer to our detailed weather forecasts for this information.