Shellharbour Weather & Climate: Best Time to Visit

In Shellharbour, seasonal changes bring about a moderate variation in temperatures. Typically, average maximum daytime temperatures range from a comfortable 25°C (77°F) in January to a moderate 16°C (61°F) in the coolest month, July.

Nights vary from 19°C (66°F) in January to around 10°C (50°F) during the colder months.

Check out our detailed temperature page for more information.

Temperature ranges by month

Shellharbour has a relatively rainy climate with high precipitation levels, averaging 1072 mm (42 in) of rainfall annually. The climate in Shellharbour shows significant variation throughout the year. Expect high rainfall in February, the wettest month, with an average of 138 mm (5.4 in) of precipitation over 12 rainy days.

In contrast, the driest month July offers drier and sunnier days, with around 60 mm (2.4 in) of rainfall over 8 rainy days. For more details, please visit our Shellharbour Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

The relative humidity is moderate throughout the year in Shellharbour.

The city experiences its highest humidity in February, reaching 62%. In August, the humidity drops to its lowest level at 46%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year