SeasonMapKolkata 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 vs Mumbai — all 12 months
| Month | Kolkata | Mumbai | Winner | Gap |
|---|---|---|---|---|
| January | 92Swarm, dry, poor air quality | 85Ahot, dry, poor air quality | Kolkata | 7 |
| February | 82Ahot, a little rain, poor air quality | 82Asweltering, dry, poor air quality | Tie | 0 |
| March | 71Bsweltering, a little rain, poor air quality | 75Bsweltering, dry, poor air quality | Mumbai | 4 |
| April | 59Dsweltering, a little rain, poor air quality | 67Csweltering, dry, poor air quality | Mumbai | 8 |
| May | 52Dsweltering, rainy, muggy air | 62Csweltering, a little rain, muggy air | Mumbai | 10 |
| June | 45Fsweltering, soaked, muggy air | 38Fsweltering, soaked, muggy air | Kolkata | 7 |
| July | 37Fsweltering, soaked, muggy air | 35Fsweltering, soaked, muggy air | Tie | 2 |
| August | 34Fsweltering, soaked, muggy air | 41Fsweltering, soaked, muggy air | Mumbai | 7 |
| September | 41Fsweltering, soaked, muggy air | 43Fsweltering, soaked, muggy air | Tie | 2 |
| October | 56Dsweltering, soaked, poor air quality | 58Dsweltering, rainy, poor air quality | Tie | 2 |
| November | 76Bhot, a little rain, poor air quality | 71Bsweltering, dry, poor air quality | Kolkata | 5 |
| December | 88Awarm, dry, poor air quality | 79Bsweltering, dry, poor air quality | Kolkata | 9 |
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.