SeasonMapAmsterdam vs Rotterdam: which is better, month by month
Amsterdam and Rotterdam are within 3 points in all 12 months — Amsterdam peaks at 92 in July, Rotterdam at 93 in August.
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.
Amsterdam vs Rotterdam — all 12 months
| Month | Amsterdam | Rotterdam | Winner | Gap |
|---|---|---|---|---|
| January | 48Fcold, rainy, clean air | 49Fcold, rainy, clean air | Tie | 1 |
| February | 58Dcold, a little rain, clean air | 59Dcold, a little rain, clean air | Tie | 1 |
| March | 67Ccold, a little rain, clean air | 68Ccold, a little rain, clean air | Tie | 1 |
| April | 76Bcool, a little rain, clean air | 77Bcool, a little rain, clean air | Tie | 1 |
| May | 84Anice, a little rain, clean air | 84Anice, a little rain | Tie | 0 |
| June | 88Anice, rainy, clean air | 89Anice, a little rain | Tie | 1 |
| July | 92Snice, a little rain, clean air | 91Snice, a little rain, clean air | Tie | 1 |
| August | 91Snice, a little rain, clean air | 93Snice, a little rain, clean air | Tie | 2 |
| September | 82Anice, rainy, clean air | 82Anice, rainy, clean air | Tie | 0 |
| October | 69Ccool, rainy, clean air | 70Bcool, rainy, clean air | Tie | 1 |
| November | 56Dcold, rainy, clean air | 57Dcold, rainy, clean air | Tie | 1 |
| December | 51Dcold, rainy, clean air | 52Dcold, a little rain, clean air | Tie | 1 |
A month is a tie when the two are within 3 points. The widest gap is August (91 vs 93). Tap a month for that month's temperature, rain, humidity and air quality side by side.