SeasonMapLisbon vs Porto: which is better, month by month
Lisbon beats Porto in 8 of 12 months — its lead peaks in January (75 vs 61) — while Porto wins July to August; they are within 3 points in June and 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.
Lisbon vs Porto — all 12 months
| Month | Lisbon | Porto | Winner | Gap |
|---|---|---|---|---|
| January | 75Bcool, a little rain, clean air | 61Ccool, soaked, clean air | Lisbon | 14 |
| February | 80Acool, a little rain, clean air | 70Bcool, rainy, clean air | Lisbon | 10 |
| March | 83Anice, a little rain, clean air | 72Bcool, rainy, clean air | Lisbon | 11 |
| April | 89Anice, a little rain, clean air | 79Bnice, rainy, clean air | Lisbon | 10 |
| May | 95Snice, a little rain, clean air | 86Anice, a little rain, clean air | Lisbon | 9 |
| June | 93Swarm, dry, clean air | 90Swarm, a little rain, clean air | Tie | 3 |
| July | 87Ahot, dry, clean air | 94Swarm, dry, clean air | Porto | 7 |
| August | 86Ahot, dry, clean air | 95Swarm, dry, clean air | Porto | 9 |
| September | 89Awarm, dry, clean air | 91Swarm, a little rain, muggy air | Tie | 2 |
| October | 88Anice, a little rain, clean air | 76Bnice, soaked, clean air | Lisbon | 12 |
| November | 79Bnice, rainy, clean air | 65Cnice, soaked, clean air | Lisbon | 14 |
| December | 75Bcool, a little rain, clean air | 62Ccool, soaked, clean air | Lisbon | 13 |
A month is a tie when the two are within 3 points. The widest gap is January (75 vs 61). Tap a month for that month's temperature, rain, humidity and air quality side by side.