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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 ·
Check the live forecast above for Harvey’s current conditions and today’s high. Harvey, in Western Australia’s South West region, typically experiences a Mediterranean climate with warm, dry summers and cool, wet winters — so pack layers if you’re visiting outside summer.
What is the typical weather in Harvey?
Harvey’s climate is shaped by its proximity to the coast and the Darling Scarp. Summer (December–February) averages range from 13°C to 30°C, while winter (June–August) drops to 7°C–16°C with most of the annual 900 mm of rain falling between May and September.
How can I check the Harvey weather radar and forecast?
The Perth radar (about 80 km north) is the nearest reliable radar for Harvey, capturing approaching fronts and storms. For local detail, use the Bureau of Meteorology for the official harvey weather radar and bom weather harvey data, and Weatherzone for the harvey weather 14 day forecast and harvey weather 28 day forecast.
How accurate is the 14-day forecast for Harvey?
Accuracy drops significantly after 7 days. The 14-day outlook is useful for trends (e.g., wet or dry spells) but not for exact daily highs or rain timing. For precise planning, rely on the 3–5 day forecast.
Does Harvey get thunderstorms?
Yes, mainly in late spring and summer when moist air from the west meets inland heat. These are usually brief but can bring heavy rain and gusty winds. Check the Severe Weather Warning page for alerts.
What is the best time to visit Harvey for good weather?
For warm, dry conditions, visit between November and March. If you prefer cooler weather for hiking or wineries, October or April offer mild days with lower rainfall than mid-winter.