SeasonMapPorto vs San Marino: which is better, month by month
Porto beats San Marino in 7 of 12 months — its lead peaks in February (70 vs 62) — while San Marino wins June; 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.
Porto vs San Marino — all 12 months
| Month | Porto | San Marino | Winner | Gap |
|---|---|---|---|---|
| January | 61Ccool, soaked, clean air | 55Dcold, a little rain, clean air | Porto | 6 |
| February | 70Bcool, rainy, clean air | 62Ccold, a little rain, muggy air | Porto | 8 |
| March | 72Bcool, rainy, clean air | 69Ccold, a little rain, clean air | Tie | 3 |
| April | 79Bnice, rainy, clean air | 78Bcool, a little rain, clean air | Tie | 1 |
| May | 86Anice, a little rain, clean air | 82Anice, rainy | Porto | 4 |
| June | 90Swarm, a little rain, clean air | 95Swarm, a little rain | San Marino | 5 |
| July | 94Swarm, dry, clean air | 88Awarm, a little rain | Porto | 6 |
| August | 95Swarm, dry, clean air | 89Awarm, a little rain | Porto | 6 |
| September | 91Swarm, a little rain, muggy air | 87Anice, rainy, clean air | Porto | 4 |
| October | 76Bnice, soaked, clean air | 77Bnice, a little rain, clean air | Tie | 1 |
| November | 65Cnice, soaked, clean air | 64Ccold, rainy, clean air | Tie | 1 |
| December | 62Ccool, soaked, clean air | 58Dcold, a little rain, clean air | Porto | 4 |
A month is a tie when the two are within 3 points. The widest gap is February (70 vs 62). Tap a month for that month's temperature, rain, humidity and air quality side by side.