Kolkata vs Mumbai: which is better, month by month

Kolkata and Mumbai split the year 4–4 — Kolkata wins January, June, November and December, Mumbai wins March, April, May and August, and they are within 3 points in the other 4 months.

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.

Kolkata

🇮🇳 India · tropical climate

Best month
January 92/100
Months won
4 of 12

Mumbai

🇮🇳 India · tropical climate

Best month
January 85/100
Months won
4 of 12

Kolkata vs Mumbai — all 12 months

MonthKolkataMumbaiWinnerGap
January92Swarm, dry, poor air quality85Ahot, dry, poor air qualityKolkata7
February82Ahot, a little rain, poor air quality82Asweltering, dry, poor air qualityTie0
March71Bsweltering, a little rain, poor air quality75Bsweltering, dry, poor air qualityMumbai4
April59Dsweltering, a little rain, poor air quality67Csweltering, dry, poor air qualityMumbai8
May52Dsweltering, rainy, muggy air62Csweltering, a little rain, muggy airMumbai10
June45Fsweltering, soaked, muggy air38Fsweltering, soaked, muggy airKolkata7
July37Fsweltering, soaked, muggy air35Fsweltering, soaked, muggy airTie2
August34Fsweltering, soaked, muggy air41Fsweltering, soaked, muggy airMumbai7
September41Fsweltering, soaked, muggy air43Fsweltering, soaked, muggy airTie2
October56Dsweltering, soaked, poor air quality58Dsweltering, rainy, poor air qualityTie2
November76Bhot, a little rain, poor air quality71Bsweltering, dry, poor air qualityKolkata5
December88Awarm, dry, poor air quality79Bsweltering, dry, poor air qualityKolkata9

A month is a tie when the two are within 3 points. The widest gap is May (52 vs 62). Tap a month for that month's temperature, rain, humidity and air quality side by side.