Buenos Aires vs Reykjavík in September

Buenos Aires is the better pick in September — 85 vs 69 on SeasonMap's comfort score. Buenos Aires is nice, a little rain, clean air, while Reykjavík is cold, rainy, clean air.

Buenos Aires vs ReykjavíkSeptember climate, side by side

Buenos AiresReykjavík
Comfort score85/100 (A)69/100 (C)
Feels-like high16°C8°C
Avg high / low18° / 11°11° / 6°
Rainfall52 mm149 mm
Rainy days619
Humidity71%84%
Air quality (AQI)3432

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

Buenos Aires vs Reykjavík in September — FAQ

Is September better in Buenos Aires or Reykjavík?
Buenos Aires is the better pick in September — 85 vs 69 on SeasonMap's comfort score. Buenos Aires is nice, a little rain, clean air, while Reykjavík is cold, rainy, clean air.
What is the weather like in Buenos Aires vs Reykjavík in September?
In September, Buenos Aires averages 18°C high / 11°C low with about 52 mm of rain; Reykjavík averages 11°C high / 6°C low with about 149 mm.