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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.
The live forecast above shows Sydney’s current conditions, which today are typical of a warm summer day with sea breezes moderating the coast. This means you can plan outdoor activities around the reliable afternoon seabreeze shift, but keep an eye on the UV index during the middle of the day.
What’s driving Sydney’s weather pattern this week?
A high‑pressure system over the Tasman Sea is steering mild east‑northeasterly winds across the city, keeping temperatures near the seasonal average and reducing the chance of rain. The coastal influence means the weather in Sydney tomorrow will be similar, with a slight chance of a late shower as a weak trough approaches from the west.
How far out can you check the forecast?
For detailed planning, the Bureau of Meteorology provides a reliable 10‑day outlook, while extended models offer a 21‑day and 28‑day trend – useful for gauging broad patterns like heatwaves or cool changes. If you need an hourly breakdown, the live forecast above updates minute‑by‑minute, and many weather apps also display weather in Sydney Australia in Fahrenheit if you prefer imperial units. For the most accurate short‑term picture, the 10‑day and 14‑day forecasts are best, while the 28‑day forecast gives only a general idea.
Is Sydney weather humid?
In summer, humidity often sits around 65–75% due to the proximity of the ocean and frequent onshore winds. It feels sticky during the day but drops noticeably when a seabreeze or southerly change arrives.
When is the best time to visit Sydney for mild weather?
Autumn (March–May) and spring (September–November) offer the most comfortable combination of warm days, low humidity and minimal rain. Summer is hotter and can be humid, while winter is cool but often sunny.
Does Sydney get extreme weather?
Though generally mild, Sydney can experience heatwaves in summer and occasional east‑coast lows that bring heavy rain and strong winds. Bushfire danger increases during dry spring periods, so checking the latest severe weather warnings is wise.
For more Australian capital‑city forecasts, visit our Australia weather hub or the dedicated Sydney Weather page.