Pollen Count in Nyköping
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Nyköping has four main pollen seasons. Tree pollen starts in March. It's from trees like oak, birch, and pine. Many trees release pollen at this time.
Updated: 4/16/2026
Grass pollen season starts in May. It's when grasses and wheat grow. The pollen counts are usually highest during late May. People notice more pollen.
Ragweed pollen season is in August. Ragweed plants grow in some areas. They release a lot of pollen into the air. This can make it hard.
Late summer brings less pollen. September and October have lower pollen counts. Winter months have almost no pollen. It's a relief after a long pollen season.
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 Nyköping 🌾. 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 | 0 | 0 | 0 | 0 | 0 |
| Feb | 1.7 | 0 | 0 | 0 | 0 | 0 |
| Mar | 52 | 3.8 | 0 | 0 | 0 | 0 |
| Apr | 2.8 | 5002.6 | 0.1 | 0 | 0 | 0 |
| May | 5 | 1064.9 | 19.1 | 0 | 0 | 0 |
| Jun | 0 | 21.5 | 402.3 | 0 | 0 | 0 |
| Jul | 0 | 2.4 | 331.5 | 24.8 | 0 | 0 |
| Aug | 0 | 0 | 60.7 | 12.4 | 0 | 1.2 |
| Sep | 0 | 0 | 3.3 | 0.1 | 0 | 14.2 |
| Oct | 0 | 0 | 0.1 | 0 | 0 | 0 |
| Nov | 0 | 0 | 0 | 0 | 0 | 0 |
| Dec | 0 | 0 | 0 | 0 | 0 | 0 |
(50 km)