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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the UrbanMixr weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Sydney enjoys a temperate climate with warm summers and mild winters, making it a year-round destination. The best months for travellers are September to November and March to May, when temperatures are pleasant and crowds thinner. Check the live forecast above for current conditions.
What is the best time to visit Sydney?
Spring (September–November) and autumn (March–May) offer the most comfortable weather for exploring, with daytime highs around 20–25°C. Summer (December–February) can be hot and humid, often exceeding 30°C, while winter (June–August) is mild, rarely dropping below 8°C. School holidays in December–January and April see higher prices and more visitors.
What should I pack for Sydney?
Pack layers year-round. In summer, bring light clothing, sunscreen, and a hat. Winter requires a jacket or jumper for cooler evenings. A rain jacket is useful any season, as showers can be sudden. Comfortable walking shoes are essential for exploring the city and coastal walks.
Does Sydney have a rainy season?
No distinct rainy season, but rainfall is fairly evenly spread. June tends to be the wettest month, while September is often driest. Showers can occur year-round, so a light rain jacket is wise.
Is Sydney humid in summer?
Yes, summer humidity can be noticeable, especially in January and February. Coastal breezes help, but inland areas can feel muggy. The live forecast above shows current humidity levels.
What is the water temperature in Sydney?
Sea temperatures range from 18°C in winter to 24°C in summer. Swimming is comfortable from December to April, though hardy locals swim year-round.
For longer-range planning, check the 10 day weather forecast UK or explore UK weather hub for comparisons. For Sydney specifically, look up sydney weather 14 days, weather in sydney 10 days, or sydney weather tomorrow. More detailed outlooks include 21 day weather forecast sydney, sydney weather 30 days, and sydney weather 28 day forecast. For real-time conditions, use sydney weather radar or check the sydney weather 7 day forecast.