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

In September, Byron Bay averages 23°C high / 16°C low with about 77 mm of rain; Katoomba averages 16°C high / 6°C low with about 62 mm.

Byron Bay vs Katoomba in September

Byron Bay and Katoomba are nearly tied in September — 86 vs 88 on SeasonMap's comfort score. Byron Bay is nice, a little rain, clean air; Katoomba is cool, a little rain, clean air.

Byron Bay vs Katoomba — September climate, side by side

	🇦🇺 Byron Bay	🇦🇺 Katoomba
Comfort score	86/100 (A)	88/100 (A)
Feels-like high	22°C	13°C
Avg high / low	23° / 16°	16° / 6°
Rainfall	77 mm	62 mm
Rainy days	6	8
Humidity	72%	68%
Air quality (AQI)	36	30

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

Month by month

Byron Bay vs Katoomba in September — FAQ

Is September better in Byron Bay or Katoomba?: Byron Bay and Katoomba are nearly tied in September — 86 vs 88 on SeasonMap's comfort score. Byron Bay is nice, a little rain, clean air; Katoomba is cool, a little rain, clean air.
What is the weather like in Byron Bay vs Katoomba in September?: In September, Byron Bay averages 23°C high / 16°C low with about 77 mm of rain; Katoomba averages 16°C high / 6°C low with about 62 mm.