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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Aussie Briefly Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Oatley’s weather, shown in the live forecast above, reflects a mild late-spring day in this Georges River suburb, with partly cloudy skies and a light south-easterly breeze keeping conditions comfortable for a walk along the Oatley Park foreshore.
What’s driving today’s conditions in Oatley?
The south-easterly airflow off the Tasman Sea is the main influence, bringing moderate humidity and stabilising temperatures near the river. Unlike the inland western suburbs, Oatley’s position on the lower Georges River often sees a slight marine layer in the morning, which burns off by midday. The Sydney weather pattern this week has been dominated by a high-pressure system sitting east of the coast, keeping rain away but allowing afternoon sea breezes to develop.
How do the tides and river affect your day?
Oatley tides along the Georges River can shift the feel of the air. A rising tide pushes cooler water into the estuary, while low tide exposes muddy flats that warm quickly under the sun. For anglers or kayakers, checking the oatley tides before heading out is wise — the Bureau’s tide tables show a high of 1.6 metres just after midday, which may slightly temper the afternoon breeze.
Does Oatley ever get foggy in the morning?
Yes, especially in autumn and winter when the river cools overnight. The fog usually clears by mid-morning as the sun warms the valley. Check the oatley weather radar on BOM to see if fog is forming over Botany Bay and drifting upriver.
How reliable is the 14‑day forecast for Oatley?
Beyond about seven days, confidence drops. The oatley weather 14 day forecast gives a broad trend — useful for planning a weekend at Oatley Park, but not for timing a barbecue. Stick to the hourly forecast for the next 48 hours for accurate timing of showers.
Can I get an hourly breakdown for Oatley?
Yes, the oatley weather hourly data on Weatherzone updates every 15 minutes with temperature, wind and chance of rain. It’s especially handy for gardeners in Oatley who want to know when to water before the sea breeze picks up.