Antofagasta vs Portillo: which is better, month by month

Antofagasta beats Portillo in 11 of 12 months — its lead peaks in February (93 vs 14) — and they are within 3 points in June.

Each place is scored under the lens that suits its type — they are different kinds of destination, so the scores are each place at its own best. Comfort is SeasonMap's 0–100 estimate from ERA5 climate normals, not a forecast.

Antofagasta

🇨🇱 Chile · arid climate

Best month: January 94/100
Months won: 11 of 12

Portillo

🇨🇱 Chile · mild climate

Best month: June 91/100
Months won: 0 of 12

Antofagasta vs Portillo — all 12 months

Month	Antofagasta	Portillo	Winner	Gap
January	94Swarm, dry, clean air	21Fnice, a little rain	Antofagasta	73
February	93Swarm, dry, clean air	14Fnice, dry	Antofagasta	79
March	94Swarm, dry, clean air	18Fcool, dry, clean air	Antofagasta	76
April	93Snice, dry, clean air	46Fcold, a little rain, clean air	Antofagasta	47
May	93Snice, dry, clean air	75Bcold, a little rain, clean air	Antofagasta	18
June	93Snice, dry, clean air	91Sfreezing, rainy, clean air	Tie	2
July	92Snice, dry, clean air	86Afreezing, a little rain, clean air	Antofagasta	6
August	93Snice, dry, clean air	88Afreezing, a little rain, clean air	Antofagasta	5
September	93Snice, dry, muggy air	79Bcold, a little rain, clean air	Antofagasta	14
October	94Snice, dry, clean air	68Ccold, a little rain, reliable snow	Antofagasta	26
November	94Snice, dry, clean air	48Fcool, a little rain, reliable snow	Antofagasta	46
December	94Swarm, dry, clean air	27Fcool, dry	Antofagasta	67

A month is a tie when the two are within 3 points. The widest gap is February (93 vs 14). Tap a month for that month's temperature, rain, humidity and air quality side by side.