Santiago vs Valparaíso: which is better, month by month

Valparaíso beats Santiago in 8 of 12 months — its lead peaks in June (74 vs 66) — while Santiago wins October; they are within 3 points in April, September and November.

Each place is scored under the lens that suits its type. Comfort is SeasonMap's 0–100 estimate from ERA5 climate normals, not a forecast.

Santiago

🇨🇱 Chile · mild climate

Best month: November 92/100
Months won: 1 of 12

Valparaíso

🇨🇱 Chile · arid climate

Best month: January 94/100
Months won: 8 of 12

Santiago vs Valparaíso — all 12 months

Month	Santiago	Valparaíso	Winner	Gap
January	89Ahot, dry	94Snice, dry, clean air	Valparaíso	5
February	87Ahot, dry, poor air quality	93Snice, dry, muggy air	Valparaíso	6
March	88Ahot, dry, poor air quality	92Snice, dry, clean air	Valparaíso	4
April	86Awarm, a little rain, poor air quality	88Anice, dry, clean air	Tie	2
May	77Bnice, a little rain, poor air quality	82Acool, a little rain, clean air	Valparaíso	5
June	66Ccool, rainy, poor air quality	74Bcool, rainy, muggy air	Valparaíso	8
July	70Bcool, a little rain, poor air quality	77Bcool, a little rain, muggy air	Valparaíso	7
August	74Bnice, a little rain, poor air quality	80Acool, a little rain, clean air	Valparaíso	6
September	83Anice, a little rain	86Acool, dry, clean air	Tie	3
October	91Swarm, a little rain	87Anice, dry, clean air	Santiago	4
November	92Swarm, dry	91Snice, dry, clean air	Tie	1
December	88Ahot, dry	92Snice, dry, clean air	Valparaíso	4

A month is a tie when the two are within 3 points. The widest gap is June (66 vs 74). Tap a month for that month's temperature, rain, humidity and air quality side by side.