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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Oz Monitorly Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Koondoola currently sits at the temperature shown in the live forecast above, with the day’s expected maximum in the low thirties Celsius according to the Bureau of Meteorology. Light easterly winds shift to south-westerly in the afternoon, keeping conditions dry for most of the day.
What is the typical weather pattern for Koondoola?
Koondoola experiences a Mediterranean climate with hot, dry summers and mild, wet winters. Summer daytime highs average 31–32°C, while winter maxima sit around 18–19°C. Overnight lows range from 17–18°C in summer to 8–9°C in winter. Annual rainfall is concentrated between May and September, with July the wettest month (roughly 140 mm).
How does Koondoola’s weather compare with nearby Perth?
Being about 15 km north of the Perth CBD, Koondoola records similar temperatures but can be slightly hotter on summer afternoons due to inland heating. The suburb also receives marginally less rainfall than the Perth city station, as coastal showers often diminish further inland. For detailed Perth region forecasts, see our Perth Weather page.
When is the wet season in Koondoola?
The wet season runs from May to September, with June and July being the wettest months. Thunderstorms are rare; most rain comes from cold fronts and low-pressure systems moving across the southwest of Australia.
Does Koondoola ever get heatwaves?
Yes. During summer, heatwaves can push daytime temperatures above 40°C for consecutive days, usually when a high-pressure system stalls inland and northeasterly winds bring hot air from the interior. Check our Severe Weather Warning page for updates.
What is the best time of year to visit Koondoola?
For outdoor activities, March–April and October–November offer mild temperatures (22–28°C) and low rainfall. Summer is hot and dry but can be uncomfortable, while winter is cool and rainy.