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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Down Under 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 ·
Middle Swan, in the Swan Valley wine region just north-east of Perth, is looking at a mild day with the live forecast above showing a high in the low-to-mid twenties Celsius, a classic spring pattern for this inland valley.
What is driving today’s conditions for Middle Swan?
A weak trough is lingering off the west coast, drawing a light sea breeze into the Swan Valley by mid-afternoon. This keeps the air fresh but not cool enough to dampen outdoor plans. The morning may start with patchy cloud, clearing to mostly sunny skies as the day wears on. For the broader Perth weather picture, this pattern is typical of a stable easterly flow before a change arrives later in the week.
How does the Swan Valley microclimate affect Middle Swan?
Middle Swan sits inland from the coast, so it often runs a couple of degrees warmer than the Perth CBD during the day, but cools more quickly overnight. The surrounding vineyards and the Swan River’s course through the valley can trap moisture, leading to slightly higher humidity than the coastal suburbs. This makes the Australia weather hub a handy reference for comparing local readings with the rest of the state.
What is the 14-day outlook for Middle Swan?
For a swan valley weather 14 day forecast, the Bureau of Meteorology’s extended outlook suggests a gradual warming trend into the weekend, with a possible shower mid-next week as a front brushes the south-west.
Is Middle Swan prone to frost in winter?
Yes, the inland valley floor can see light frost on clear winter mornings, typically between June and August. The severe weather warning page is worth checking during cold snaps.
How does Middle Swan weather compare to the Perth hills?
Middle Swan is generally warmer and less windy than the Darling Scarp to the east. The hills receive more rainfall and cooler temperatures, especially in winter, while the valley stays drier and sunnier.