SeasonMapRome vs Siena: which is better, month by month
Rome beats Siena in 8 of 12 months — its lead peaks in April (88 vs 81) — while Siena wins June to September.
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.
Rome vs Siena — all 12 months
| Month | Rome | Siena | Winner | Gap |
|---|---|---|---|---|
| January | 68Ccool, a little rain, muggy air | 63Ccold, a little rain, clean air | Rome | 5 |
| February | 73Bcool, a little rain, muggy air | 67Ccold, a little rain, clean air | Rome | 6 |
| March | 79Bcool, a little rain, muggy air | 74Bcool, a little rain, clean air | Rome | 5 |
| April | 88Anice, a little rain, clean air | 81Anice, a little rain, clean air | Rome | 7 |
| May | 92Swarm, rainy | 87Anice, rainy, clean air | Rome | 5 |
| June | 85Ahot, dry | 91Swarm, a little rain, clean air | Siena | 6 |
| July | 79Bsweltering, dry | 84Ahot, dry, clean air | Siena | 5 |
| August | 77Bsweltering, dry | 82Ahot, a little rain, clean air | Siena | 5 |
| September | 83Ahot, rainy | 90Swarm, rainy, clean air | Siena | 7 |
| October | 86Anice, rainy, muggy air | 80Anice, rainy, clean air | Rome | 6 |
| November | 72Bnice, rainy, clean air | 65Ccool, rainy, clean air | Rome | 7 |
| December | 67Ccool, rainy, muggy air | 61Ccold, rainy, clean air | Rome | 6 |
A month is a tie when the two are within 3 points. The widest gap is April (88 vs 81). Tap a month for that month's temperature, rain, humidity and air quality side by side.