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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Coast Monitor Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Castle Hill’s weather over the next 10 days will be shaped by a mix of clear skies and afternoon showers, with daytime temperatures hovering near 26°C and overnight lows around 15°C. The live forecast above shows the most likely pattern for your area.
What’s the outlook for the next 10 days in Castle Hill?
Expect a typical late-spring pattern: mostly sunny mornings, with a chance of a brief shower or thunderstorm developing in the afternoon or evening. Humidity will be moderate, and winds will generally be light, shifting from north-easterly to south-easterly. The most unsettled days look to be around day 5 and day 8, when a trough may bring heavier falls. Nights will be cool and clear.
How reliable is a 10-day forecast for Castle Hill?
Forecasts beyond 7 days are less precise, but the broad trend is useful for planning. For the most current information, check the live forecast above. For a longer view, you can also see the Australia weather hub for updates on castle hill weather forecast 28 days and castle hill weather 14 days.
What’s the weather in Castle Hill tomorrow?
The live forecast above gives the most accurate view for weather in castle hill tomorrow. Generally, expect a fine morning with a possible afternoon shower. Max around 26°C, min around 15°C.
What’s the weather in Castle Hill today?
For weather in castle hill today, the live forecast above is your best guide. Typically, you’ll see sunny breaks with a chance of a late shower. Check it before heading out.
Where can I find a reliable 10-day forecast?
The Bureau of Meteorology provides the official 10-day outlook for Castle Hill. You can also use the live forecast above for daily updates. For more detailed planning, see our Sydney Weather page.