SeasonMapBuenos Aires vs Ilha Grande: which is better, month by month
Buenos Aires beats Ilha Grande in 4 of 12 months — its lead peaks in October (90 vs 78) — while Ilha Grande wins June to July; they are within 3 points in the other 6 months.
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.
Buenos Aires vs Ilha Grande — all 12 months
| Month | Buenos Aires | Ilha Grande | Winner | Gap |
|---|---|---|---|---|
| January | 79Bhot, a little rain, clean air | 71Bwarm, soaked, muggy air | Buenos Aires | 8 |
| February | 79Bhot, rainy, clean air | 77Bwarm, soaked, muggy air | Tie | 2 |
| March | 81Awarm, rainy, clean air | 78Bwarm, soaked, muggy air | Tie | 3 |
| April | 84Anice, rainy, clean air | 81Anice, rainy, muggy air | Tie | 3 |
| May | 82Anice, a little rain, clean air | 84Anice, a little rain, muggy air | Tie | 2 |
| June | 78Bcool, a little rain, clean air | 84Anice, a little rain, muggy air | Ilha Grande | 6 |
| July | 76Bcool, a little rain, clean air | 85Anice, a little rain, muggy air | Ilha Grande | 9 |
| August | 82Acool, a little rain, clean air | 80Anice, a little rain, muggy air | Tie | 2 |
| September | 86Anice, a little rain, clean air | 85Anice, a little rain, muggy air | Tie | 1 |
| October | 90Snice, rainy, clean air | 78Bnice, soaked, muggy air | Buenos Aires | 12 |
| November | 88Awarm, a little rain, clean air | 79Bnice, soaked, muggy air | Buenos Aires | 9 |
| December | 83Ahot, a little rain, clean air | 77Bnice, soaked, muggy air | Buenos Aires | 6 |
A month is a tie when the two are within 3 points. The widest gap is October (90 vs 78). Tap a month for that month's temperature, rain, humidity and air quality side by side.