Seoul vs Sydney in September

Sydney is the better pick in September — 90 vs 76 on SeasonMap's comfort score. Sydney is nice, a little rain, clean air, while Seoul is warm, soaked, very humid.

Seoul vs SydneySeptember climate, side by side

SeoulSydney
Comfort score76/100 (B)90/100 (S)
Feels-like high27°C19°C
Avg high / low25° / 18°20° / 12°
Rainfall159 mm46 mm
Rainy days107
Humidity79%69%
Air quality (AQI)7345

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

Seoul vs Sydney in September — FAQ

Is September better in Seoul or Sydney?
Sydney is the better pick in September — 90 vs 76 on SeasonMap's comfort score. Sydney is nice, a little rain, clean air, while Seoul is warm, soaked, very humid.
What is the weather like in Seoul vs Sydney in September?
In September, Seoul averages 25°C high / 18°C low with about 159 mm of rain; Sydney averages 20°C high / 12°C low with about 46 mm.