Climate Insights for Jurien Bay

The climate in Jurien Bay is warm and mild. The average annual temperature is 19°C and approximately 377mm of precipitation falls per year. July is the wettest month, receiving around 74mm of rainfall. Jurien Bay 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: February, January, December. The coldest months are August, July, September, when temperatures can drop to 11°C.

Jurien Bay sees moderate temperature variation throughout the year, ranging from 11°C to 31°C. The warmest month is February, when average highs reach 31°C and the mean temperature sits around 25°C. August is the coolest month, with minimum temperatures around 11°C and an average of 14°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between March and April, with a 3°C shift in average temperatures.

Jurien Bay is a quite dry location, receiving approximately 377mm of precipitation annually, which averages out to around 31mm per month. The wettest month is July, averaging 74mm of rainfall. June and August also tend to see above-average precipitation. The driest month is December, with just 3mm. That's 71mm less than July, 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.

Jurien Bay is moderately windy, with an average annual wind speed of 23km/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 26km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in June, with average winds dropping to 21km/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 21km/h in winter, 24km/h in spring, 26km/h in summer, 22km/h in autumn.

It is currently autumn in Jurien Bay, which began on March 20, 2026. Jurien Bay 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 February at around 31°C, while the coldest stretch bottoms out in August near 11°C. Winter is next, beginning on June 21, 2026 — 88 days from now.

The best time to visit Jurien Bay is during January, March, April, May, September, October, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 19mm per month. By contrast, February can be uncomfortably hot with highs reaching 31°C, while August is the coldest period with lows dropping to 11°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

The table below shows monthly climate averages for Jurien Bay 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.