Collado Villalba — May 2026

Show all types
65 Grasses — day 25
63 Olive — day 8
58 Grasses — day 24
26 Days measured
Daily pollen level evolution
Day Cypress/Yew London Plane Grasses Plantain Olive
1 — — — — —
2 — — — — —
3 — — — — —
4 0 (Low) 0 (Low) 13 (Low) 2 (Low) 8 (Low)
5 1 (Low) 0 (Low) 6 (Low) 2 (Low) 5 (Low)
6 — — — — —
7 0 (Low) 0 (Low) 8 (Low) 3 (Low) 14 (Low)
8 0 (Low) 0 (Low) 30 (Medium) 1 (Low) 63 (Medium)
9 0 (Low) 0 (Low) 8 (Low) 0 (Low) 28 (Low)
10 0 (Low) 0 (Low) 7 (Low) 1 (Low) 17 (Low)
11 1 (Low) 0 (Low) 13 (Low) 1 (Low) 6 (Low)
12 0 (Low) 0 (Low) 20 (Low) 2 (Low) 7 (Low)
13 0 (Low) 0 (Low) 9 (Low) 1 (Low) 2 (Low)
14 1 (Low) 0 (Low) 15 (Low) 1 (Low) 2 (Low)
15 0 (Low) 0 (Low) 10 (Low) 3 (Low) 1 (Low)
16 0 (Low) 0 (Low) 5 (Low) 3 (Low) 1 (Low)
17 1 (Low) 0 (Low) 17 (Low) 12 (Low) 1 (Low)
18 0 (Low) 0 (Low) 13 (Low) 1 (Low) 3 (Low)
19 2 (Low) 0 (Low) 56 (Medium) 6 (Low) 10 (Low)
20 2 (Low) 0 (Low) 53 (Medium) 13 (Low) 6 (Low)
21 2 (Low) 0 (Low) 57 (Medium) 29 (Medium) 31 (Low)
22 4 (Low) 0 (Low) 19 (Low) 8 (Low) 17 (Low)
23 1 (Low) 0 (Low) 40 (Medium) 19 (Low) 12 (Low)
24 5 (Low) 0 (Low) 58 (Medium) 31 (Medium) 23 (Low)
25 3 (Low) 0 (Low) 65 (Medium) 29 (Medium) 30 (Low)
26 1 (Low) 0 (Low) 31 (Medium) 7 (Low) 8 (Low)
27 — — — 17 (Low) 14 (Low)
28 — — — — —
29 — — — 11 (Low) 8 (Low)
30 — — — 19 (Low) 19 (Low)
31 — — — 19 (Low) 17 (Low)