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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Reef Brief Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Osborne, a coastal suburb near Adelaide, has a Mediterranean climate with dry summers and cool, wet winters. The live forecast above shows current conditions. Sea breezes from Gulf St Vincent often keep temperatures milder here than in inland suburbs during summer heat.
What makes Osborne weather different from inland Adelaide?
Osborne sits on the Lefevre Peninsula, so the sea moderates its temperatures year-round. Summer highs typically stay a few degrees below those recorded at the Adelaide city centre when northerly winds blow. In winter, the gulf waters keep overnight minimums slightly higher, reducing frost risk. Wind from the south-west can pick up quickly in the afternoon, which matters for anyone checking osborne wind conditions before heading to the water.
Tides and coastal conditions at Osborne
Osborne’s shoreline is shaped by tidal flows in Gulf St Vincent. If you are planning a walk along the beach or launching a boat, check osborne tides beforehand. Spring tides expose wide sand flats, while neap tides leave the water lapping at the seawall. The Bureau of Meteorology provides tide predictions for the Port Adelaide area, which covers Osborne directly. For broader regional conditions, the bom osborne observations page gives live wind and pressure data.
Why is Osborne often cooler than Adelaide’s city centre on hot days?
Osborne’s coastal position means a strong sea breeze kicks in by early afternoon when the land heats up. This southerly flow drops temperatures 3–6 °C below city readings, making it one of the cooler spots in metropolitan Adelaide during summer heatwaves.
Where can I find tide times for Osborne?
The Bureau of Meteorology publishes daily tide predictions for Port Adelaide, which covers Osborne directly. You can also use the Willy Weather site for a seven-day tide table tailored to the Osborne beach area.
Does Osborne get strong winds in winter?
Yes. Cold fronts crossing South Australia from June to August bring gusty north-west to south-west winds, often exceeding 40 km/h. These fronts also deliver most of Osborne’s winter rain. Check warnings if you are planning outdoor activities near the gulf.
For more detail on conditions across the state, visit our Adelaide weather page or explore the full Australia weather hub.