Climate Insights for Kalbarri

The climate in Kalbarri is warm and mild. The average annual temperature is 20°C and approximately 253mm of precipitation falls per year. June is the wettest month, receiving around 65mm of rainfall. Kalbarri 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: March, February, January. The coldest months are August, July, September, when temperatures can drop to 15°C.

Kalbarri has relatively stable temperatures year-round, staying within a 10°C range. The warmest month is March, when average highs reach 25°C and the mean temperature sits around 24°C. August is the coolest month, with minimum temperatures around 15°C and an average of 17°C. Daily temperature variation is modest, with an average difference of 4°C between highs and lows.

Kalbarri is a quite dry location, receiving approximately 253mm of precipitation annually, which averages out to around 21mm per month. The wettest month is June, averaging 65mm of rainfall. August and July also tend to see above-average precipitation. The driest month is March, with just 2mm. That's 63mm less than June, 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.

Kalbarri is relatively calm, with an average annual wind speed of 7km/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 8km/h, though still comfortable for most outdoor activities. The calmest conditions occur in June, with average winds dropping to 6km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 2km/h gap between the calmest and windiest months.

It is currently winter in Kalbarri, which began on June 21, 2026. Kalbarri 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 March at around 25°C, while the coldest stretch bottoms out in August near 15°C. Spring is next, beginning on September 23, 2026 — 88 days from now.

The best time to visit Kalbarri is during January, February, March, April, May, June, July, August, 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 21mm per month. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

The table below shows monthly climate averages for Kalbarri 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.