Reykjavík vs Sydney in September

Sydney is the better pick in September — 90 vs 69 on SeasonMap's comfort score. Sydney is nice, a little rain, clean air, while Reykjavík is cold, rainy, clean air.

Reykjavík vs SydneySeptember climate, side by side

ReykjavíkSydney
Comfort score69/100 (C)90/100 (S)
Feels-like high8°C19°C
Avg high / low11° / 6°20° / 12°
Rainfall149 mm46 mm
Rainy days197
Humidity84%69%
Air quality (AQI)3245

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

Reykjavík vs Sydney in September — FAQ

Is September better in Reykjavík or Sydney?
Sydney is the better pick in September — 90 vs 69 on SeasonMap's comfort score. Sydney is nice, a little rain, clean air, while Reykjavík is cold, rainy, clean air.
What is the weather like in Reykjavík vs Sydney in September?
In September, Reykjavík averages 11°C high / 6°C low with about 149 mm of rain; Sydney averages 20°C high / 12°C low with about 46 mm.