Pollen Count in Břeclav
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Břeclav, Czechia has pollen seasons. Trees and plants release pollen into the air. This happens when they make seeds to grow new plants.
Updated: 4/21/2026
In spring, trees like oak, beech, and birch produce a lot of pollen. Their pollen floats through the air. This usually starts in March.
In late spring and summer, grasses and weeds make pollen. This pollen season can last until July. People notice more pollen on cars and outside.
In autumn, some plants like mugwort make pollen. This season is usually shorter. By October, pollen levels are much lower.
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 Břeclav 🌾. 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 | 3.7 | 0 | 0 | 0 | 0 | 0 |
| Feb | 35 | 0 | 0 | 0 | 0 | 0 |
| Mar | 2134.9 | 248.8 | 0.9 | 0 | 0 | 0 |
| Apr | 5 | 1410.6 | 28 | 0 | 0.5 | 0 |
| May | 0.3 | 65.3 | 226.6 | 0 | 0.2 | 0 |
| Jun | 0 | 3.8 | 977.1 | 0.2 | 2.9 | 0 |
| Jul | 0 | 0.2 | 371.8 | 28.3 | 0 | 0.2 |
| Aug | 0 | 0 | 116 | 110.4 | 0 | 291 |
| Sep | 0 | 0 | 16 | 52.6 | 0 | 387 |
| Oct | 0 | 0 | 2.4 | 3.2 | 0 | 0.2 |
| Nov | 0 | 0 | 0 | 0 | 0 | 0 |
| Dec | 0 | 0 | 0 | 0 | 0 | 0 |
(52 km)
(54 km)
(64 km)