SeasonMapCon Dao vs Hanoi: which is better, month by month
Con Dao beats Hanoi in 9 of 12 months — its lead peaks in August (69 vs 34) — while Hanoi wins November to December; they are within 3 points in October.
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.
Con Dao vs Hanoi — all 12 months
| Month | Con Dao | Hanoi | Winner | Gap |
|---|---|---|---|---|
| January | 85Ahot, a little rain, muggy air | 79Bnice, a little rain, poor air quality | Con Dao | 6 |
| February | 90Shot, dry, muggy air | 81Anice, a little rain, poor air quality | Con Dao | 9 |
| March | 92Shot, dry, muggy air | 73Bwarm, a little rain, poor air quality | Con Dao | 19 |
| April | 88Asweltering, a little rain, clean air | 64Chot, rainy, poor air quality | Con Dao | 24 |
| May | 76Bsweltering, soaked, clean air | 50Dsweltering, soaked, poor air quality | Con Dao | 26 |
| June | 73Bsweltering, soaked, clean air | 40Fsweltering, soaked, poor air quality | Con Dao | 33 |
| July | 67Csweltering, soaked, clean air | 42Fsweltering, soaked, poor air quality | Con Dao | 25 |
| August | 69Chot, soaked, clean air | 34Fsweltering, soaked, poor air quality | Con Dao | 35 |
| September | 58Dhot, soaked, clean air | 44Fsweltering, soaked, poor air quality | Con Dao | 14 |
| October | 56Dhot, soaked, clean air | 58Dhot, soaked, poor air quality | Tie | 2 |
| November | 61Chot, soaked, clean air | 76Bhot, a little rain, poor air quality | Hanoi | 15 |
| December | 71Bhot, soaked, muggy air | 86Anice, dry, poor air quality | Hanoi | 15 |
A month is a tie when the two are within 3 points. The widest gap is August (69 vs 34). Tap a month for that month's temperature, rain, humidity and air quality side by side.