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Pollen History for Washington D.C.
Daily Pollen Levels
Tree
Overall Level None
Max None
Grass
Overall Level Very Low
Max Moderate
Weed
Overall Level None
Max None
Compared to last year
Need more history to compare years. Check back in a few months.
| Time | Tree | Grass | Weed |
|---|---|---|---|
| Jul 27 | None | None | None |
| Jul 26 | None | None | None |
| Jul 25 | None | None | None |
| Jul 24 | None | None | None |
| Jul 23 | None | None | None |
| Jul 22 | None | None | None |
| Jul 21 | None | Very Low | None |
| Jul 20 | None | Very Low | None |
| Jul 19 | None | Very Low | None |
| Jul 18 | None | Very Low | None |
| Jul 17 | None | Very Low | None |
| Jul 16 | None | Very Low | None |
| Jul 15 | None | Very Low | None |
| Jul 14 | None | Very Low | None |
| Jul 13 | None | Very Low | None |
| Jul 12 | None | Very Low | None |
| Jul 11 | None | Very Low | None |
| Jul 10 | None | Very Low | None |
| Jul 9 | None | Very Low | None |
| Jul 8 | None | Very Low | None |
| Jul 7 | None | Very Low | None |
| Jul 6 | None | Very Low | None |
| Jul 5 | None | Low | None |
| Jul 4 | None | Low | None |
| Jul 3 | None | Low | None |
| Jul 2 | None | Low | None |
| Jul 1 | None | Moderate | None |
| Jun 30 | None | Moderate | None |
| Jun 29 | None | Low | None |
| Jun 28 | None | Very Low | None |