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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Australia Watch Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
The live forecast above gives the current conditions for Miller, a suburb in south-western Sydney. This page explains what drives the local climate and how it compares to the broader Sydney region, so you know what to expect when planning your day.
What is the typical weather pattern for Miller?
Miller sits inland, about 35 kilometres from the Sydney coast. This location means summer days are often a few degrees warmer than near the harbour, with afternoon sea breezes arriving later or not at all. Winters are cool but sunny, with overnight temperatures frequently dipping below 5°C. Rainfall is spread fairly evenly through the year, though late summer and autumn can bring heavier falls from east coast lows. The suburb’s position in the Cumberland Plain makes it prone to strong north-westerly winds in spring, which can raise fire danger.
How does Miller’s weather differ from coastal Sydney?
Being away from the ocean, Miller has a greater temperature range. Summer maximums regularly reach the high 30s Celsius while coastal suburbs like those near Bondi stay several degrees cooler. On the flip side, winter mornings in Miller are noticeably chillier. Humidity is also lower than at the coast, which can make hot days more bearable but also increases evaporation. When weather radar Sydney shows a band of showers moving from the east, Miller may receive less rain than the coast if the system weakens before reaching the inland suburbs. For a comparison of inland versus coastal conditions, see our Sydney weather page.
How does the weather in Miller compare to nearby Campbelltown?
Miller and Campbelltown share the same inland climate pattern. Both experience similar summer and winter extremes, though Campbelltown, being slightly further south-west, can be a degree or two hotter on summer afternoons. For local details, see campbelltown weather.
Does Miller get thunderstorms?
Yes. The inland location and proximity to the Blue Mountains trigger afternoon storms in spring and summer. These can produce heavy rain, gusty winds and hail. The severe weather warning page provides real-time alerts when a threat is expected.
Is the weather in Miller very different from Wollongong?
Wollongong is on the coast south of Sydney, so its climate is more maritime: milder summers, warmer winters and higher humidity. Miller is hotter in summer and cooler in winter. For Wollongong conditions, check wollongong weather.