Pollen Count in Piran
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Piran, Slovenia has a Mediterranean climate. Pollen seasons start in March. Trees and plants begin to bloom. Many release pollen into the air.
Updated: 3/3/2026
In early spring, trees like oak, beech, and pine release pollen. This happens in March and April. The pollen counts are usually high during this time.
In late spring, grasses and weeds start to bloom. May and June are the peak months. Pollen from these plants fills the air in Piran.
Summer months bring less pollen. July and August have lower pollen counts. However, some plants like ragweed release pollen 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 Piran 🌾. 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 | 1.3 | 0 | 0 | 0 | 0 | 0 |
| Feb | 33.2 | 0 | 0.1 | 0 | 0 | 0 |
| Mar | 12.9 | 288.5 | 5.1 | 0 | 0.3 | 0 |
| Apr | 3.7 | 213.6 | 34.9 | 0 | 208.7 | 0 |
| May | 0.2 | 12.2 | 172.7 | 0 | 409.5 | 0 |
| Jun | 0 | 4.8 | 228.3 | 0 | 39.1 | 0 |
| Jul | 0 | 0.4 | 146.3 | 10.4 | 0.7 | 0.4 |
| Aug | 0 | 0 | 48.3 | 32.5 | 0 | 131 |
| Sep | 0 | 0 | 9.4 | 13.7 | 0 | 89 |
| Oct | 0 | 0 | 0.9 | 0.6 | 0 | 0 |
| Nov | 0 | 0 | 0.3 | 0 | 0 | 0 |
| Dec | 0 | 0 | 0 | 0 | 0 | 0 |
(11 km)
(20 km)
(46 km)