Pollen Count in New York
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In New York, tree pollen season starts in March. Trees like oak, maple, and birch release pollen. It makes the air look yellow and dusty.
Updated: 3/23/2026
The pollen count is high in April and May. Trees keep releasing pollen. People notice it on their cars and outside.
In the UK, tree pollen season starts in February. Hazel, alder, and yew trees release pollen. Spring is a busy time for pollen.
Grass pollen season starts in May in both places. It lasts until July. Weeds and mold add to the pollen count in late summer.
Pollen Forecast Chart
Recommendations
When pollen concentrations reach a peak, we suggest these simple steps to help with hay fever. These tips are extra important on windy days when plants are in peak anthesis (the time when they release the most pollen).
- Wear masks if necessary
- Shower after going out
- Wear sunglasses if windy
- Close windows and doors
- Use an indoor air purifier
- Avoid wearing woolen clothes outside
- Limit outdoor activities
Annual Pollen Overview
Check out this month-by-month overview of the daily average pollen count in New York 🌾. This data is based on previous years and serves as a guideline to help you understand when different pollen seasons typically occur in your city.
| Alder | Birch | Grass | Mugwort | Olive | Ragweed | |
|---|---|---|---|---|---|---|
| Jan | 1.5 | 0 | 0 | 0 | 0 | 0 |
| Feb | 8 | 0 | 0 | 0 | 0 | 0 |
| Mar | 8.1 | 108.4 | 0 | 0 | 0 | 0 |
| Apr | 0.3 | 476.4 | 1 | 0 | 0.1 | 0 |
| May | 0 | 11.5 | 54.3 | 0 | 2.4 | 0 |
| Jun | 0 | 0.3 | 1276.4 | 16.4 | 0 | 0 |
| Jul | 0 | 0 | 434.9 | 75.9 | 0 | 0 |
| Aug | 0 | 0 | 64.6 | 15.8 | 0 | 0.2 |
| Sep | 0 | 0 | 2.3 | 0.3 | 0 | 6.1 |
| Oct | 0 | 0 | 0 | 0 | 0 | 0 |
| Nov | 0 | 0 | 0 | 0 | 0 | 0 |
| Dec | 0 | 0 | 0 | 0 | 0 | 0 |
(20 km)