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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Coast Brief Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Macarthur’s weather is defined by a temperate coastal climate with mild summers, cool winters, and consistent rainfall from the Southern Ocean. The live forecast above gives precise conditions for today and the week ahead.
What is the typical climate in Macarthur?
Macarthur sits inland from the coast but still feels the moderating effect of the Great Australian Bight. Summers average 25 °C, winters around 7–13 °C, and rain falls reliably year-round.
- Summer (Dec–Feb): average max 24–26 °C, frequent afternoon sea breezes
- Winter (Jun–Aug): average min 5–7 °C, foggy mornings, light frost possible
- Rainfall: ~700 mm annually, spread evenly; wettest months June–September
- Wind: dominant south‑westerly, often gusty in spring
How does weather vary across nearby areas?
Conditions in Macarthur closely mirror those in Warrnambool and Port Fairy, though Macarthur is slightly warmer inland. The macarthur weather radar (part of BOM’s Mount Gambier network) helps track rainbands moving in from the west.
- Warrnambool weather – cooler and windier on the coast; Macarthur is often 1–2 °C warmer
- Port Fairy weather – similar rainfall but more fog and stronger easterlies in winter
When is the best time to visit Macarthur?
Late spring (October–November) or early autumn (March–April) offer the best balance of mild temperatures, lower rainfall, and lighter winds. Summer can be pleasant but occasionally very windy.
Does Macarthur ever get snow?
Snow is extremely rare. Frost occurs a few times each winter, but the area’s low elevation (under 100 m) and coastal influence keep temperatures above freezing for most of winter.
How accurate is the Macarthur weather radar?
The BOM’s Mount Gambier radar (which covers Macarthur) is generally reliable for detecting rainbands and storms. It may have partial beam blockage in some western sectors, but for everyday use it gives good lead time.
Find more detailed outlooks on our weather 10‑day forecast page and Melbourne weather guide for the broader region.