Pollen Count in Oviedo
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In Oviedo, Spain, pollen seasons happen every year. Trees and grasses start growing in February. They release tiny particles into the air. This is called pollen.
Updated: 3/21/2026
In March, pollen counts get higher. More trees bud and flowers bloom. This adds more pollen to the air. It's a peak time for pollen in the air.
By May, pollen counts go down. Many trees finish blooming. Fewer particles are in the air. It's a relief for people.
In summer, pollen counts stay low. Most plants stop producing pollen. It's a good time for everyone. The air is cleaner.
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 Oviedo 🌾. 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 | 29.7 | 0 | 0 | 0 | 0 | 0 |
| Feb | 51.4 | 0 | 0 | 0 | 0 | 0 |
| Mar | 4.5 | 58.1 | 0.3 | 0 | 0 | 0 |
| Apr | 2.7 | 262.7 | 15.5 | 0 | 0.7 | 0 |
| May | 0 | 13.3 | 134.1 | 0 | 12 | 0 |
| Jun | 0 | 0.4 | 231.8 | 0 | 4.1 | 0 |
| Jul | 0 | 0 | 79.8 | 0.1 | 0.3 | 0 |
| Aug | 0 | 0 | 13.2 | 3.5 | 0 | 0 |
| Sep | 0 | 0 | 0.8 | 1.1 | 0 | 1 |
| Oct | 0 | 0 | 0 | 0.1 | 0 | 0 |
| Nov | 0 | 0 | 0 | 0.3 | 0 | 0 |
| Dec | 0 | 0 | 0 | 0 | 0 | 0 |
(23 km)