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Pollen History for Lisbon
Daily Pollen Levels
Tree
Overall Level Very Low
Max Very Low
Grass
Overall Level Low
Max Moderate
Weed
Overall Level Very Low
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
Weed pollen is 40% higher than the same period last year
| Time | Tree | Grass | Weed |
|---|---|---|---|
| Aug 1 | None | Low | Very Low |
| Jul 31 | None | Low | Very Low |
| Jul 30 | None | Low | Very Low |
| Jul 29 | Very Low | Low | Very Low |
| Jul 28 | None | Low | Very Low |
| Jul 27 | None | Low | Very Low |
| Jul 26 | None | Low | Very Low |
| Jul 25 | None | Low | Very Low |
| Jul 24 | Very Low | Low | Very Low |
| Jul 23 | None | Low | Very Low |
| Jul 22 | None | Low | Very Low |
| Jul 21 | None | Low | Very Low |
| Jul 20 | Very Low | Low | Very Low |
| Jul 19 | Very Low | Low | Very Low |
| Jul 18 | Very Low | Low | Very Low |
| Jul 17 | Very Low | Low | Very Low |
| Jul 16 | Very Low | Low | Very Low |
| Jul 15 | Very Low | Low | Very Low |
| Jul 14 | None | Low | Very Low |
| Jul 13 | Very Low | Low | Very Low |
| Jul 12 | Very Low | Low | None |
| Jul 11 | Very Low | Low | Very Low |
| Jul 10 | Very Low | Low | Very Low |
| Jul 9 | Very Low | Low | Very Low |
| Jul 8 | Very Low | Moderate | Very Low |
| Jul 7 | Very Low | Moderate | Very Low |
| Jul 6 | Very Low | Moderate | None |
| Jul 5 | Very Low | Moderate | Very Low |
| Jul 4 | Very Low | Moderate | Very Low |
| Jul 3 | Very Low | Moderate | Very Low |