Previous
Alcalá de Henares — 2026
| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 499 (Very high) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) |
| February | 3,545 (Very high) | 0 (Low) | 11 (Low) | 0 (Low) | 0 (Low) |
| March | 1,281 (Very high) | 2,876 (Very high) | 12 (Low) | 1 (Low) | 0 (Low) |
| April | 44 (Medium) | 554 (Very high) | 121 (High) | 18 (Low) | 730 (Very high) |
| May | 27 (Low) | 37 (Medium) | 223 (Very high) | 38 (Medium) | 461 (Very high) |
| June | — | — | — | 33 (Medium) | 76 (Medium) |
| July | — | — | — | 2 (Low) | 5 (Low) |
| August | — | — | — | 2 (Low) | 2 (Low) |
| September | — | — | — | 1 (Low) | 1 (Low) |
| October | — | — | — | 0 (Low) | 0 (Low) |
| November | — | — | — | — | — |
| December | — | — | — | — | — |