Pollen Count in Barreiro
-
Tuesday
😩
Grass: 730 g/m³
Olive: 13.1 g/m³
-
Wednesday
😩
Grass: 218.4 g/m³
Olive: 2.2 g/m³
-
Thursday
😩
Grass: 339.8 g/m³
Olive: 1.3 g/m³
- See our chart for an hourly overview.
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Barreiro, Portugal has pollen seasons. Trees and plants release pollen into the air. This happens when it's warm and sunny. Pollen counts are usually high.
Spring is a bad time for pollen. Many trees and plants grow in spring. They make a lot of pollen. It's hard to stay inside.
Grass pollen is a problem in summer. People who spend time outside might feel unwell. Pollen counts can be high. It's a difficult time.
Some trees pollinate in autumn. Weeds also make pollen. Pollen counts can still be high. People might feel uncomfortable outside.
Pollen Forecast Chart
Recommendations
When pollen counts are high, we suggest doing these things to help with allergies, especially on windy days when pollen is flying around.
- 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 Barreiro 🌾. 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 | 2.7 | 0 | 0 | 0 | 0 | 0 |
| Feb | 1.3 | 0 | 1.4 | 0 | 0 | 0 |
| Mar | 0 | 3.6 | 15.2 | 0 | 0 | 0 |
| Apr | 0 | 7.6 | 169 | 0 | 358.3 | 0 |
| May | 0 | 0.6 | 463.1 | 0 | 252.5 | 0 |
| Jun | 0 | 0 | 256.8 | 0 | 9.3 | 0 |
| Jul | 0 | 0 | 90.8 | 0 | 0.3 | 0 |
| Aug | 0 | 0 | 23.5 | 0.3 | 0 | 0 |
| Sep | 0 | 0 | 5.5 | 0.1 | 0 | 0.8 |
| Oct | 0 | 0 | 0.1 | 0.2 | 0 | 0 |
| Nov | 0 | 0 | 0 | 0.5 | 0 | 0 |
| Dec | 0 | 0 | 0 | 0 | 0 | 0 |
(7 km)