What is the weather like in Antofagasta vs Portillo in September?

In September, Antofagasta averages 19°C high / 15°C low with about 1 mm of rain; Portillo averages 4°C high / -3°C low with about 47 mm.

Antofagasta vs Portillo in September

Antofagasta is the better pick in September — 93 vs 79 on SeasonMap's comfort score. Antofagasta is nice, dry, muggy air, while Portillo is cold, a little rain, clean air.

Antofagasta vs Portillo — September climate, side by side

	🇨🇱 Antofagasta	🇨🇱 Portillo
Comfort score	93/100 (S)	79/100 (B)
Feels-like high	19°C	3°C
Avg high / low	19° / 15°	4° / -3°
Rainfall	1 mm	47 mm
Rainy days	0	6
Humidity	79%	59%
Air quality (AQI)	51	50

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

Month by month

Antofagasta vs Portillo in September — FAQ

Is September better in Antofagasta or Portillo?: Antofagasta is the better pick in September — 93 vs 79 on SeasonMap's comfort score. Antofagasta is nice, dry, muggy air, while Portillo is cold, a little rain, clean air.
What is the weather like in Antofagasta vs Portillo in September?: In September, Antofagasta averages 19°C high / 15°C low with about 1 mm of rain; Portillo averages 4°C high / -3°C low with about 47 mm.