What is the weather like in Perth vs Sydney in September?

In September, Perth averages 21°C high / 10°C low with about 58 mm of rain; Sydney averages 20°C high / 13°C low with about 73 mm.

Perth vs Sydney in September

Perth and Sydney are nearly tied in September — 88 vs 89 on SeasonMap's comfort score. Perth is nice, a little rain, clean air; Sydney is nice, a little rain, clean air.

Perth vs Sydney — September climate, side by side

	🇦🇺 Perth	🇦🇺 Sydney
Comfort score	88/100 (A)	89/100 (A)
Feels-like high	19°C	19°C
Avg high / low	21° / 10°	20° / 13°
Rainfall	58 mm	73 mm
Rainy days	9	7
Humidity	72%	66%
Air quality (AQI)	34	45

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

Month by month

Perth 🇦🇺 Australianice, a little rain, clean air · best October88
Sydney 🇦🇺 Australianice, a little rain, clean air · best September89

Perth vs Sydney in September — FAQ

Is September better in Perth or Sydney?: Perth and Sydney are nearly tied in September — 88 vs 89 on SeasonMap's comfort score. Perth is nice, a little rain, clean air; Sydney is nice, a little rain, clean air.
What is the weather like in Perth vs Sydney in September?: In September, Perth averages 21°C high / 10°C low with about 58 mm of rain; Sydney averages 20°C high / 13°C low with about 73 mm.