Madrid-Ciudad Universitaria — April 2025

Main only
5,506 London Plane — day 7
4,475 London Plane — day 8
3,595 London Plane — day 9
30 Days measured
Daily pollen level evolution
Day Cypress/Yew London Plane Grasses Plantain Olive Birch Privet Alder Maple Mugwort Chestnut Composites Hazel Heather Eucalyptus Ash Mulberry Elm Pine Poplar Goosefoot/Amaranth Oak Sorrel Willow Nettle Other Unidentified
1 36 (Medium) 2,364 (Very high) 9 (Low) 3 (Low) 0 (Low) 3 (Low) 0 (Low) 0 (Low) 12 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 4 (Low) 19 (Medium) 1 (Low) 26 (Medium) 184 (Very high) 0 (Low) 19 (Medium) 2 (Low) 5 (Low) 108 (Very high) 22 4
2 20 (Low) 2,389 (Very high) 9 (Low) 4 (Low) 0 (Low) 3 (Low) 0 (Low) 0 (Low) 7 (Low) 0 (Low) 0 (Low) 1 (Low) 1 (Low) 2 (Low) 0 (Low) 11 (Low) 20 (Medium) 1 (Low) 31 (Medium) 99 (High) 1 (Low) 26 (Medium) 3 (Low) 4 (Low) 62 (High) 18 3
3 2 (Low) 59 (Medium) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 5 (Low) 0 (Low) 2 (Low) 0 (Low) 2 (Low) 1 (Low) 2 2
4 13 (Low) 1,302 (Very high) 2 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 3 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 3 (Low) 0 (Low) 59 (High) 13 (Low) 1 (Low) 22 (Medium) 1 (Low) 1 (Low) 24 (Medium) 11 1
5 1 (Low) 1,013 (Very high) 5 (Low) 3 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 3 (Low) 0 (Low) 11 (Low) 14 (Low) 0 (Low) 29 (Medium) 1 (Low) 3 (Low) 21 (Medium) 8 4
6 5 (Low) 2,495 (Very high) 9 (Low) 3 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 8 (Low) 0 (Low) 19 (Medium) 24 (Medium) 0 (Low) 4 (Low) 2 (Low) 3 (Low) 15 (Medium) 9 1
7 7 (Low) 5,506 (Very high) 11 (Low) 1 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 11 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 72 (High) 0 (Low) 13 (Low) 30 (Medium) 0 (Low) 3 (Low) 1 (Low) 1 (Low) 28 (Medium) 8 0
8 6 (Low) 4,475 (Very high) 13 (Low) 1 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 1 (Low) 55 (High) 0 (Low) 62 (High) 11 (Low) 0 (Low) 6 (Low) 3 (Low) 0 (Low) 47 (Medium) 10 0
9 10 (Low) 3,595 (Very high) 13 (Low) 2 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 3 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 156 (Very high) 0 (Low) 101 (Very high) 11 (Low) 2 (Low) 2 (Low) 0 (Low) 2 (Low) 86 (High) 9 1
10 6 (Low) 1,217 (Very high) 4 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 10 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 42 (Medium) 2 (Low) 25 (Medium) 3 (Low) 2 (Low) 9 (Low) 0 (Low) 0 (Low) 10 (Low) 7 1
11 3 (Low) 878 (Very high) 4 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 23 (Medium) 1 (Low) 22 (Medium) 3 (Low) 1 (Low) 5 (Low) 3 (Low) 2 (Low) 7 (Low) 0 1
12 3 (Low) 422 (Very high) 3 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 4 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 55 (High) 0 (Low) 8 (Low) 1 (Low) 0 (Low) 45 (Medium) 1 (Low) 1 (Low) 6 (Low) 8 0
13 2 (Low) 774 (Very high) 4 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 5 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 37 (Medium) 0 (Low) 8 (Low) 2 (Low) 0 (Low) 10 (Low) 1 (Low) 1 (Low) 4 (Low) 2 1
14 6 (Low) 1,252 (Very high) 17 (Low) 8 (Low) 0 (Low) 4 (Low) 0 (Low) 0 (Low) 28 (Medium) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 3 (Low) 0 (Low) 1 (Low) 27 (Medium) 0 (Low) 84 (High) 2 (Low) 0 (Low) 376 (Very high) 12 (Low) 0 (Low) 9 (Low) 1 1
15 2 (Low) 363 (Very high) 2 (Low) 2 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 4 (Low) 0 (Low) 8 (Low) 3 (Low) 0 (Low) 9 (Low) 0 (Low) 0 (Low) 0 (Low) 3 0
16 2 (Low) 264 (High) 1 (Low) 1 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 6 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 4 (Low) 0 (Low) 6 (Low) 1 (Low) 0 (Low) 34 (Medium) 1 (Low) 1 (Low) 2 (Low) 0 0
17 0 (Low) 510 (Very high) 9 (Low) 11 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 15 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 62 (High) 0 (Low) 17 (Medium) 3 (Low) 0 (Low) 153 (Very high) 9 (Low) 0 (Low) 15 (Medium) 1 0
18 1 (Low) 220 (High) 9 (Low) 4 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 17 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 13 (Low) 0 (Low) 7 (Low) 0 (Low) 0 (Low) 196 (Very high) 5 (Low) 1 (Low) 3 (Low) 2 0
19 1 (Low) 280 (High) 6 (Low) 5 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 16 (Medium) 0 (Low) 0 (Low) 5 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 16 (Medium) 0 (Low) 8 (Low) 1 (Low) 0 (Low) 183 (Very high) 3 (Low) 5 (Low) 9 (Low) 2 2
20 1 (Low) 112 (High) 3 (Low) 4 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 7 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 10 (Low) 0 (Low) 9 (Low) 1 (Low) 0 (Low) 62 (High) 1 (Low) 0 (Low) 2 (Low) 14 1
21 1 (Low) 204 (High) 13 (Low) 14 (Low) 0 (Low) 6 (Low) 0 (Low) 0 (Low) 28 (Medium) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 66 (High) 0 (Low) 10 (Low) 4 (Low) 0 (Low) 229 (Very high) 13 (Low) 2 (Low) 15 (Medium) 4 3
22 3 (Low) 210 (High) 7 (Low) 3 (Low) 0 (Low) 1 (Low) 0 (Low) 1 (Low) 5 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 145 (Very high) 0 (Low) 4 (Low) 2 (Low) 0 (Low) 25 (Medium) 1 (Low) 0 (Low) 2 (Low) 3 2
23 9 (Low) 133 (High) 17 (Low) 10 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 11 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 72 (High) 0 (Low) 6 (Low) 3 (Low) 0 (Low) 130 (Very high) 6 (Low) 1 (Low) 16 (Medium) 2 2
24 5 (Low) 171 (High) 13 (Low) 11 (Low) 0 (Low) 5 (Low) 0 (Low) 0 (Low) 11 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 220 (Very high) 0 (Low) 6 (Low) 2 (Low) 0 (Low) 108 (Very high) 5 (Low) 0 (Low) 20 (Medium) 3 1
25 12 (Low) 309 (Very high) 28 (Low) 20 (Medium) 2 (Low) 7 (Low) 0 (Low) 0 (Low) 18 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 5 (Low) 0 (Low) 0 (Low) 144 (Very high) 0 (Low) 38 (Medium) 1 (Low) 0 (Low) 598 (Very high) 9 (Low) 1 (Low) 20 (Medium) 14 1
26 14 (Low) 54 (Medium) 13 (Low) 33 (Medium) 6 (Low) 26 (Medium) 0 (Low) 0 (Low) 10 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 5 (Low) 0 (Low) 0 (Low) 58 (High) 0 (Low) 121 (Very high) 4 (Low) 0 (Low) 406 (Very high) 7 (Low) 12 (Low) 14 (Low) 24 0
27 20 (Low) 65 (Medium) 8 (Low) 8 (Low) 3 (Low) 3 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 36 (Medium) 0 (Low) 44 (Medium) 0 (Low) 0 (Low) 156 (Very high) 1 (Low) 0 (Low) 15 (Medium) 5 0
28 3 (Low) 36 (Medium) 7 (Low) 7 (Low) 2 (Low) 2 (Low) 0 (Low) 0 (Low) 3 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 46 (Medium) 0 (Low) 17 (Medium) 0 (Low) 3 (Low) 76 (High) 1 (Low) 0 (Low) 14 (Low) 3 0
29 6 (Low) 60 (Medium) 13 (Low) 6 (Low) 4 (Low) 0 (Low) 0 (Low) 0 (Low) 6 (Low) 0 (Low) 1 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 14 (Low) 0 (Low) 12 (Low) 0 (Low) 5 (Low) 90 (High) 2 (Low) 0 (Low) 10 (Low) 8 0
30 7 (Low) 79 (Medium) 11 (Low) 9 (Low) 17 (Low) 1 (Low) 0 (Low) 0 (Low) 6 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 13 (Low) 0 (Low) 10 (Low) 0 (Low) 5 (Low) 114 (Very high) 1 (Low) 0 (Low) 8 (Low) 7 4