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

In September, Byron Bay averages 23°C high / 16°C low with about 77 mm of rain; Sydney averages 20°C high / 13°C low with about 73 mm.

Byron Bay vs Sydney in September

Byron Bay and Sydney are nearly tied in September — 86 vs 89 on SeasonMap's comfort score. Byron Bay is nice, a little rain, clean air; Sydney is nice, a little rain, clean air.

Byron Bay vs Sydney — September climate, side by side

	🇦🇺 Byron Bay	🇦🇺 Sydney
Comfort score	86/100 (A)	89/100 (A)
Feels-like high	22°C	19°C
Avg high / low	23° / 16°	20° / 13°
Rainfall	77 mm	73 mm
Rainy days	6	7
Humidity	72%	66%
Air quality (AQI)	36	45

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

Month by month

Byron Bay vs Sydney in September — FAQ

Is September better in Byron Bay or Sydney?: Byron Bay and Sydney are nearly tied in September — 86 vs 89 on SeasonMap's comfort score. Byron Bay is nice, a little rain, clean air; Sydney is nice, a little rain, clean air.
What is the weather like in Byron Bay vs Sydney in September?: In September, Byron Bay averages 23°C high / 16°C low with about 77 mm of rain; Sydney averages 20°C high / 13°C low with about 73 mm.