SeasonMapSan Sebastián vs Santiago de Compostela: which is better, month by month
San Sebastián beats Santiago de Compostela in 5 of 12 months — its lead peaks in December (63 vs 54) — while Santiago de Compostela wins June to September; they are within 3 points in April, May and November.
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.
San Sebastián vs Santiago de Compostela — all 12 months
| Month | San Sebastián | Santiago de Compostela | Winner | Gap |
|---|---|---|---|---|
| January | 58Dcool, soaked, clean air | 52Dcold, soaked, clean air | San Sebastián | 6 |
| February | 68Ccool, rainy, muggy air | 62Ccool, soaked, clean air | San Sebastián | 6 |
| March | 73Bcool, rainy, clean air | 66Ccool, soaked, clean air | San Sebastián | 7 |
| April | 80Anice, rainy, clean air | 77Bnice, rainy, clean air | Tie | 3 |
| May | 86Anice, rainy, clean air | 84Anice, rainy, clean air | Tie | 2 |
| June | 85Awarm, rainy, clean air | 89Anice, a little rain, clean air | Santiago de Compostela | 4 |
| July | 88Awarm, rainy, clean air | 94Swarm, dry, clean air | Santiago de Compostela | 6 |
| August | 84Awarm, rainy, clean air | 91Swarm, a little rain, clean air | Santiago de Compostela | 7 |
| September | 83Awarm, rainy, clean air | 88Awarm, a little rain, clean air | Santiago de Compostela | 5 |
| October | 79Bnice, rainy, clean air | 71Bnice, soaked, clean air | San Sebastián | 8 |
| November | 62Ccool, soaked, clean air | 60Ccool, soaked, clean air | Tie | 2 |
| December | 63Ccool, soaked, clean air | 54Dcool, soaked, clean air | San Sebastián | 9 |
A month is a tie when the two are within 3 points. The widest gap is December (63 vs 54). Tap a month for that month's temperature, rain, humidity and air quality side by side.