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Pollen History for Rotterdam
Daily Pollen Levels
Tree
Overall Level Very Low
Max Very Low
Grass
Overall Level Moderate
Max Moderate
Weed
Overall Level None
Max Very Low
Compared to last year
Tree
Tree pollen is 17% lower than the same period last year
Grass
Grass pollen is similar to the same period last year
Weed
Not enough data for Weed
| Time | Tree | Grass | Weed |
|---|---|---|---|
| Jun 18 | Very Low | Moderate | Very Low |
| Jun 17 | Very Low | Moderate | Very Low |
| Jun 16 | Very Low | Moderate | Very Low |
| Jun 15 | Very Low | Moderate | Very Low |
| Jun 14 | Very Low | Moderate | Very Low |
| Jun 13 | Very Low | Moderate | Very Low |
| Jun 12 | None | Low | Very Low |
| Jun 11 | Very Low | Moderate | Very Low |
| Jun 10 | Very Low | Moderate | Very Low |
| Jun 9 | Very Low | Moderate | Very Low |
| Jun 8 | Very Low | Moderate | Very Low |
| Jun 7 | Very Low | Moderate | Very Low |
| Jun 6 | Very Low | Moderate | Very Low |
| Jun 5 | Very Low | Moderate | None |
| Jun 4 | Very Low | Low | None |
| Jun 3 | Very Low | Low | None |
| Jun 2 | Very Low | Moderate | None |
| Jun 1 | Very Low | Moderate | None |
| May 31 | Very Low | Moderate | None |
| May 30 | Very Low | Moderate | None |
| May 29 | Very Low | Moderate | None |
| May 28 | Very Low | Moderate | None |
| May 27 | Very Low | Moderate | None |
| May 26 | Very Low | Moderate | None |
| May 25 | Very Low | Moderate | None |
| May 24 | Very Low | Moderate | None |
| May 23 | Very Low | Moderate | None |
| May 22 | Very Low | Moderate | None |
| May 21 | Very Low | Low | None |
| May 20 | Very Low | Very Low | None |