Weather in Byron Bay in December
Byron Bay, Australia averages a high of 26.2°C (79.2°F) and low of 20.2°C (68.4°F) in December, with 12 rain days and 11.6 hours of daily sunshine. Travel score: 77.9/100 (Good). The best time to visit Byron Bay is September.
High
26°C79°F
Low
20°C68°F
🌧️
12
rain days
☀️
11.6
hrs/day sunshine
💧
77%
humidity
78— Good
December in Byron Bay is warm and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Byron Bay?
How much does it rain in Byron Bay in December?
Byron Bay receives an average of 115.1mm of rainfall across 12 rainy days in December. The annual total is 1179.4mm.
What should I pack for Byron Bay in December?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 26°C
🧴
Sunscreen SPF 30+
12 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (12 days)
☔
Umbrella
Be prepared for occasional showers
Traveling to Australia in December?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31