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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Southern Pulse Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Blacktown faces a mild, partly cloudy day with a light south-westerly breeze, according to the live forecast above. A brief shower or two cannot be ruled out, making it wise to keep a jacket handy through the afternoon.
Will today’s chance of rain dampen outdoor plans?
The live forecast above shows only a low probability of measurable rainfall across the Blacktown area today, with any showers likely to be light and brief. The cloud cover will increase through the late morning, but most of the daylight hours should remain dry for those heading out around the Mount Druitt or Seven Hills neighbourhoods.
How do conditions compare with the rest of western Sydney?
Blacktown’s inland position means afternoon temperatures typically sit a degree or two warmer than the coast. The Sydney Weather page shows a similar pattern across Parramatta and Penrith today, though Blacktown’s south-westerly flow may keep the air slightly cleaner than suburbs closer to the harbour.
Will the evening be noticeably cooler in Blacktown?
Yes. Clearer breaks after sunset allow heat to escape quickly, so temperatures will drop several degrees below the daytime peak. If you are heading out in Blacktown or nearby Lalor Park, a light jumper will be comfortable.
Should I expect any severe weather warnings today?
No severe weather warnings are current for the Blacktown area. The Severe Weather Warning page can be checked if conditions change, especially during spring and summer when afternoon storms can develop inland.
How does Blacktown’s weather affect air quality?
Light winds and low humidity today keep particle levels moderate. Pollution tends to build in the Sydney basin on calm days, but the south-westerly airflow helps disperse local emissions around the Bicentennial Park and Rooty Hill areas.
Sources
For a broader picture of conditions across the state, visit the Australia weather hub.