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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Oz Reviewly Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Warragamba’s weather is shaped by its position near the Blue Mountains and Warragamba Dam. The live forecast above shows today’s conditions. Expect cool mornings, mild afternoons, and afternoon storms possible in summer, with winter bringing crisp, clear days.
What is the typical weather pattern for Warragamba?
Warragamba sits in a valley close to the dam, so mornings can be a few degrees cooler than nearby Penrith. Summer days often reach the low 30s Celsius, with afternoon thunderstorms developing when humidity builds. Winter sees maximums around 17°C and clear nights dropping to 3–5°C. Rainfall is spread across the year, though late summer and early autumn are wettest.
How does Warragamba Dam affect local conditions?
The dam creates a local microclimate. Water evaporates during warm months, increasing humidity and often triggering afternoon cloud build‑up. This can produce isolated showers near the dam wall. The Sydney weather region generally follows a similar pattern, but Warragamba can be 1–2°C cooler than Penrith on calm mornings due to cold air drainage from the mountains.
What is the warragamba dam level right now?
The dam level changes with inflows and releases. You can check the current storage percentage on WaterNSW’s live dashboard. Levels are typically high in late spring after a wet autumn, and lower by late summer if dry conditions persist.
How does warragamba weather 7 day forecast compare to Sydney’s?
Warragamba tends to be a couple of degrees cooler overnight, with a higher chance of afternoon storms due to valley lifting. The 7‑day forecast for Warragamba is available on the Bureau of Meteorology site and often differs from a Sydney weather forecast by 1–2°C.
Why is Penrith weather often hotter than Warragamba?
Penrith sits on the open Cumberland Plain and heats up faster under full sun. Warragamba, nestled near the dam and the escarpment, gets more shade and local cooling from the water. On very hot days the difference can be 3–5°C.