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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 ·
For Prestons in Sydney’s south-west, the live forecast above shows today’s conditions. Expect a warm afternoon with a chance of a late shower, typical of summer in this part of western Sydney.
What is the typical weather in Prestons?
Prestons has a humid subtropical climate with hot summers and mild winters. Summer days often reach the low 30s Celsius, while winter highs sit around 17°C. Rainfall is spread across the year, with January and February usually the wettest months. The suburb’s inland location means it can be a few degrees hotter than coastal Sydney.
How does today’s forecast compare to the seasonal average?
The live forecast above shows today’s temperature and rain chance relative to the long-term average for this date. Summer afternoons in Prestons often bring afternoon storms, so the chance of a shower shown in the forecast is typical. Keep an eye on the Bureau of Meteorology for any severe weather updates, especially if you’re planning outdoor activities.
Does it rain a lot in Prestons?
Prestons receives about 850 mm of rain annually, which is typical for inland Sydney. The wettest months are summer and early autumn, often due to afternoon thunderstorms. Winter tends to be drier but can bring persistent drizzle.
How hot does it get in summer?
Summer maximums regularly hit the low 30s Celsius, with occasional heatwaves pushing into the high 30s. The suburb’s inland position means it is often hotter than the coast, especially on north-westerly wind days.
What should I wear for a day out in Prestons?
Check the live forecast above for the day’s high and rain chance. In summer, light clothing and sunscreen are essential, plus a rain jacket if storms are forecast. In winter, layers and a jacket are needed, especially for mornings.
For broader conditions, check the Sydney weather page and the Australia weather hub. If you need the outlook for weather prestons tomorrow or want to compare with weather sydney, the live forecast above is the most current source for weather prestons nsw.