Weather in Sydney in December
Sydney, Australia averages a high of 24.6°C (76.3°F) and low of 17.7°C (63.9°F) in December, with 8 rain days and 11.5 hours of daily sunshine. Travel score: 84.2/100 (Excellent). The best time to visit Sydney is December.
High
25°C76°F
Low
18°C64°F
🌧️
8
rain days
☀️
11.5
hrs/day sunshine
💧
72%
humidity
84— Excellent
December in Sydney is warm and occasionally wet — ideal for sightseeing and outdoor activities.
What are the average temperatures in Sydney?
How much does it rain in Sydney in December?
Sydney receives an average of 54.4mm of rainfall across 8 rainy days in December. The annual total is 723.4mm.
What should I pack for Sydney in December?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 25°C
🧴
Sunscreen SPF 30+
12 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (8 days)
☔
Umbrella
Be prepared for occasional showers
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Data based on 1994–2024 averages · Last updated: 2024-12-31