Pollen Count in Leśna
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Leśna, Poland has different pollen seasons. Trees and plants release pollen into the air. This happens at different times of the year.
Updated: 4/5/2026
In spring, trees like birch and oak release pollen. This usually starts in March and lasts until May. The air can be very cloudy with pollen.
In summer, grass and weeds release pollen. This happens from June to August. The pollen count is usually highest during warm and sunny days.
In autumn, some trees and plants release pollen too. This happens from September to November. The pollen count is generally lower than in spring and 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 Leśna 🌾. 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 | 0.5 | 0 | 0 | 0 | 0 | 0 |
| Feb | 46.3 | 0 | 0 | 0 | 0 | 0 |
| Mar | 214.7 | 22.5 | 0 | 0 | 0 | 0 |
| Apr | 4.3 | 4174.9 | 13 | 0 | 0 | 0 |
| May | 0.5 | 152.6 | 128.6 | 0 | 0.2 | 0 |
| Jun | 0 | 1.4 | 812.4 | 0.6 | 0.4 | 0 |
| Jul | 0 | 0.2 | 288.7 | 23.7 | 0 | 0 |
| Aug | 0 | 0 | 65.3 | 34.7 | 0 | 14.6 |
| Sep | 0 | 0 | 6.5 | 3.1 | 0 | 18.2 |
| Oct | 0 | 0 | 0.2 | 0 | 0 | 0.1 |
| Nov | 0 | 0 | 0 | 0 | 0 | 0 |
| Dec | 0 | 0 | 0 | 0 | 0 | 0 |
(35 km)
(49 km)