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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Coast Current Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Londonderry, in Sydney’s outer west, shares the city’s humid subtropical climate but runs a few degrees hotter than the coast. The live forecast above gives the current temperature and conditions for the suburb.
What is the typical weather pattern in Londonderry?
Londonderry experiences warm summers with average highs around 30°C and mild winters where daytime temperatures hover near 17°C. Rainfall is spread year-round, but autumn and early spring tend to be the wettest periods, often linked to east coast lows. The area sits inland from the coast, so it can be several degrees warmer than central Sydney on summer afternoons, and noticeably cooler on clear winter nights.
How does Londonderry’s weather compare to nearby Penrith?
Londonderry is only a few kilometres from Penrith and shares almost identical conditions – both are part of the same western Sydney basin. The main difference is that Londonderry, being slightly closer to the Hawkesbury River, can experience more fog on winter mornings. For current conditions in the region, check the bom radar for rain activity and the weather radar for approaching storms. Those looking at sydney weather will find that the western suburbs are typically warmer in summer and cooler in winter than the city centre.
Does Londonderry get severe storms?
Yes, thunderstorms occur most often in spring and summer. Because Londonderry is inland, they can bring heavy rain, hail, and damaging winds. The Bureau of Meteorology issues severe weather warnings when needed.
What is the hottest month in Londonderry?
January is typically the hottest, with average maximums around 31°C. Heatwaves can push temperatures above 40°C, especially when northwesterly winds drag hot air from the interior. The live forecast above will show any extreme heat days.
Is frost common in Londonderry?
Frost occurs several times each winter on calm, clear nights, because the valley allows cold air to settle. It is more frequent than in coastal suburbs but less severe than in the Blue Mountains. Check londonderry nsw weather for local frost warnings.