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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 ·
Denistone’s weather today, as shown in the live forecast above, reflects the typical spring pattern for this inner-west Sydney suburb: mild mornings, a warm afternoon, and a moderate chance of a late shower. The sea breeze often moderates temperatures, keeping the air comfortable.
What makes Denistone’s weather different from central Sydney?
Denistone sits about 15 kilometres north-west of the Sydney CBD, at a slightly higher elevation. This means it can be a degree or two cooler on summer afternoons and a touch warmer in calm winter mornings. The local topography also reduces the direct coastal influence, so overnight temperatures can drop a little more than at Observatory Hill. For the broader picture, see our Sydney weather page.
How does a typical year shape up here?
Denistone experiences a temperate climate with four distinct seasons. Summer (December–February) sees average maximums around 27 °C, while winter (June–August) averages 16 °C. Annual rainfall is about 900 millimetres, with the heaviest falls usually in late summer and early autumn. The suburb’s inland position means frost is rare but possible on clear winter nights.
Does Denistone get more rain than the city centre?
Not significantly. Denistone’s rainfall is similar to most of the Sydney basin, though occasional east-coast lows can deliver slightly heavier falls due to its position near the foothills.
When is the best time for outdoor activities in Denistone?
Spring (September–November) and autumn (March–May) offer the most reliable conditions: mild days, lower humidity, and fewer storms. Summer can be hot and humid, especially in January.
How does Denistone east weather differ from the suburb centre?
Denistone East sits a few hundred metres east, closer to the Lane Cove River valley. This can make it slightly cooler in summer afternoons due to river breezes, but the difference is minor for most purposes.
For a broader view of conditions across the country, visit our Australia weather hub. If you’re planning a trip, also check Sydney weather for the latest forecasts and warnings.