Climate Insights for South West Rocks

The climate in South West Rocks is warm and mild. The average annual temperature is 19°C and approximately 973mm of precipitation falls per year. South West Rocks receives a notable amount of rainfall throughout the year, including during its driest month. South West Rocks is in the Southern Hemisphere. The seasons are reversed — summer runs from December to February, while winter falls between June and August. The summer months are: January, February, December. The coldest months are July, August, June, when temperatures can drop to 10°C.

South West Rocks sees moderate temperature variation throughout the year, ranging from 10°C to 27°C. The warmest month is January, when average highs reach 27°C and the mean temperature sits around 24°C. July is the coolest month, with minimum temperatures around 10°C and an average of 14°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows. The sharpest temperature change occurs between April and May, with a 3°C shift in average temperatures.

South West Rocks is a moderately rainy area, receiving approximately 973mm of precipitation annually, which averages out to around 81mm per month. The wettest month is March, averaging 191mm of rainfall. February and January also tend to see above-average precipitation. The driest month is August, with just 31mm. That's 159mm less than March, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

South West Rocks is mildly breezy, with an average annual wind speed of 17km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is December, averaging 19km/h, though still comfortable for most outdoor activities. The calmest conditions occur in May, with average winds dropping to 14km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 5km/h between the calmest and windiest months. Wind tends to pick up during the summer months. The seasonal averages are 15km/h in winter, 18km/h in spring, 18km/h in summer, 15km/h in autumn.

It is currently autumn in South West Rocks, which began on March 20, 2026. South West Rocks is in the Southern Hemisphere, where the seasons are reversed — spring starts in September, summer in December, autumn in March, and winter in June. The warmest period peaks in January at around 27°C, while the coldest stretch bottoms out in July near 10°C. Winter is next, beginning on June 21, 2026 — 88 days from now.

The best time to visit South West Rocks is during January, April, May, September, October, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 72mm per month. By contrast, July can be quite cold with temperatures dropping to 10°C. Despite being the best months overall, some rain is still likely — pack a waterproof layer and plan a mix of indoor and outdoor activities.

The table below shows monthly climate averages for South West Rocks based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.