What is the weather like in Byron Bay vs Sydney in December?

In December, Byron Bay averages 28°C high / 21°C low with about 125 mm of rain; Sydney averages 24°C high / 19°C low with about 87 mm.

Byron Bay vs Sydney in December

Byron Bay and Sydney are nearly tied in December — 85 vs 87 on SeasonMap's comfort score. Byron Bay is hot, rainy, clean air; Sydney is warm, rainy, clean air.

Byron Bay vs Sydney — December climate, side by side

	🇦🇺 Byron Bay	🇦🇺 Sydney
Comfort score	85/100 (A)	87/100 (A)
Feels-like high	31°C	25°C
Avg high / low	28° / 21°	24° / 19°
Rainfall	125 mm	87 mm
Rainy days	10	10
Humidity	76%	72%
Air quality (AQI)	33	49

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Month by month

Byron Bay 🇦🇺 Australiahot, rainy, clean air · best January85
Sydney 🇦🇺 Australiawarm, rainy, clean air · best September87

Byron Bay vs Sydney in December — FAQ

Is December better in Byron Bay or Sydney?: Byron Bay and Sydney are nearly tied in December — 85 vs 87 on SeasonMap's comfort score. Byron Bay is hot, rainy, clean air; Sydney is warm, rainy, clean air.
What is the weather like in Byron Bay vs Sydney in December?: In December, Byron Bay averages 28°C high / 21°C low with about 125 mm of rain; Sydney averages 24°C high / 19°C low with about 87 mm.