Sydney in January

In January, Sydney, Australia is typically warm, with average highs around 26°C / 78°F and lows near 19°C / 67°F with mild nights. Rainfall totals roughly 74.4 mm (2.93 in) over 14 rainy days. It's the warmest month of the year, UV at its seasonal peak, long daylight hours.

Highlights

• UV levels are very high — Sun protection is essential.
• Daylight averages about 14.1 hours. Sunrise is typically around 06:00 and sunset near 20:07.
• Skies trend toward a mix of sun and cloud.
• Expect a touch of humidity, which can feel muggy on warmer days.
• Winds are typically fresh, averaging around 43 km/h (26.7 mph) with gusts up to about 106 km/h (65.9 mph).
• Snowfall is unlikely.

Trip tips

• High UV — carry SPF 50+, hat and sunglasses; plan a shade break around midday.
• Expect showers — pack a light [waterproof](/australia/sydney/what-to-wear) and quick‑dry footwear.
• Gusty days are possible — a windproof layer helps on exposed coastlines.
• Muggy at times — choose breathable fabrics and stay hydrated.