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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Southern Focus Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Smithfield Plains, in Adelaide’s northern suburbs, currently sees conditions matching the live forecast above, with a typical Mediterranean climate bringing warm, dry summers and cool, wet winters.
What is the typical weather pattern for Smithfield Plains?
Smithfield Plains experiences a classic Adelaide Plains climate, with most rainfall arriving between May and August. Summer days often exceed 30°C, while winter maximums hover around 15°C. The area is sheltered from coastal breezes, so summer heat can feel more intense than in seaside suburbs.
- Summer (Dec–Feb): Hot, dry; average max 29°C, occasional heatwaves above 40°C.
- Autumn (Mar–May): Mild, transitioning to wetter conditions; average max 22°C.
- Winter (Jun–Aug): Cool, cloudy, rainy; average max 15°C, overnight lows near 7°C.
- Spring (Sep–Nov): Warming, with variable winds; average max 22°C.
How does Smithfield Plains compare to broader Adelaide weather?
Smithfield Plains is typically 1–2°C warmer than the Adelaide city centre on summer afternoons, due to its inland position and lack of sea breeze. Winter nights can be noticeably cooler, with frost possible on clear mornings. For a full regional outlook, see our Adelaide weather page.
Does Smithfield Plains get severe storms?
Yes, especially in spring and summer. Thunderstorms can bring heavy rain, hail, and damaging winds. Check the severe weather warning page for current alerts.
What is the best time to visit Smithfield Plains?
Autumn (March to May) offers mild days and lower humidity, ideal for outdoor activities. Spring is also pleasant, though windier. Summer can be uncomfortably hot for some visitors.
How does Smithfield weather differ from coastal suburbs?
Smithfield Plains is about 20 kilometres inland, so it misses the cooling sea breeze that moderates temperatures at places like Semaphore. Summer afternoons here are often 3–5°C hotter than the coast.