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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 ·
For Blacktown this hour, the live forecast above shows the current conditions and the next few hours’ trend. The western Sydney suburb typically sees a rapid afternoon warm-up in spring, with a possible late change from the coast.
What does Blacktown’s hourly weather look like today?
Blacktown, inland from Sydney’s harbour and Parramatta River, often runs a few degrees hotter than the city centre. The live forecast above tracks the hourly temperature, wind shifts and any rain chance as the day unfolds. Spring afternoons here can bring a gusty westerly before a seabreeze arrives late, dropping the mercury quickly after sunset.
How reliable are hourly forecasts for Blacktown?
Bureau of Meteorology data feeds the live forecast above, updated regularly. Hourly outlooks are most accurate within the next 12–18 hours; beyond that, trends for weather in Blacktown tomorrow or weather in Blacktown 10 days give a broader picture. For longer planning, weather Blacktown 14 days and the blacktown weather 30 day outlook help identify patterns, though specifics become less certain.
Does Blacktown get afternoon thunderstorms?
Yes, especially in spring and summer when the western plains heat up. Storms often develop by mid-afternoon and can move east. The hourly forecast above will show any storm risk through the rain probability and radar imagery.
How does Blacktown’s weather compare to Sydney CBD?
Blacktown is typically 2–5°C hotter on summer afternoons and cooler overnight due to its inland position. The seabreeze that cools the coast often reaches Blacktown later, if at all, meaning a longer, hotter afternoon.
What’s the best time to check hourly weather?
Early morning for the day’s trend, then again around midday if you’re planning outdoor activities. The live forecast above refreshes regularly, so a quick look before heading out gives the most up-to-date conditions.
For a broader view of conditions across the state, visit our Australia weather hub or check the Sydney Weather page. If severe storms are forecast, see our Severe Weather Warning page.