Lisbon vs Mumbai: which is better, month by month

Lisbon beats Mumbai in 9 of 12 months — its lead peaks in June (93 vs 38) — while Mumbai wins December to January; they are within 3 points in February.

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.

Lisbon

🇵🇹 Portugal · mild climate

Best month: May 95/100
Months won: 9 of 12

Mumbai

🇮🇳 India · tropical climate

Best month: January 85/100
Months won: 2 of 12

Lisbon vs Mumbai — all 12 months

Month	Lisbon	Mumbai	Winner	Gap
January	75Bcool, a little rain, clean air	85Ahot, dry, poor air quality	Mumbai	10
February	80Acool, a little rain, clean air	82Asweltering, dry, poor air quality	Tie	2
March	83Anice, a little rain, clean air	75Bsweltering, dry, poor air quality	Lisbon	8
April	89Anice, a little rain, clean air	67Csweltering, dry, poor air quality	Lisbon	22
May	95Snice, a little rain, clean air	62Csweltering, a little rain, muggy air	Lisbon	33
June	93Swarm, dry, clean air	38Fsweltering, soaked, muggy air	Lisbon	55
July	87Ahot, dry, clean air	35Fsweltering, soaked, muggy air	Lisbon	52
August	86Ahot, dry, clean air	41Fsweltering, soaked, muggy air	Lisbon	45
September	89Awarm, dry, clean air	43Fsweltering, soaked, muggy air	Lisbon	46
October	88Anice, a little rain, clean air	58Dsweltering, rainy, poor air quality	Lisbon	30
November	79Bnice, rainy, clean air	71Bsweltering, dry, poor air quality	Lisbon	8
December	75Bcool, a little rain, clean air	79Bsweltering, dry, poor air quality	Mumbai	4

A month is a tie when the two are within 3 points. The widest gap is June (93 vs 38). Tap a month for that month's temperature, rain, humidity and air quality side by side.