Pollen Count in Sollentuna
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Sollentuna has different types of pollen. Trees produce pollen in spring. Birch trees make a lot of pollen. People notice it in March and April.
Updated: 4/21/2026
Grasses and flowers make pollen too. This happens in May and June. Pollen counts are usually high on sunny days. It can be a problem for people.
Weeds like ragweed make pollen in late summer. This is usually in August and September. Some trees also produce pollen in autumn. It's not as bad as spring.
Winter is quiet for pollen. Some trees make pollen in January and February. But it's not as much as in spring. People can enjoy being outside.
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 Sollentuna 🌾. 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 | 2 | 0 | 0 | 0 | 0 | 0 |
| Mar | 42.1 | 3.5 | 0 | 0 | 0 | 0 |
| Apr | 2.3 | 4624 | 0.2 | 0 | 0 | 0 |
| May | 5.8 | 1302 | 16.3 | 0 | 0 | 0 |
| Jun | 0 | 33.4 | 239.5 | 0.3 | 0 | 0 |
| Jul | 0 | 2.9 | 262 | 95.2 | 0 | 0 |
| Aug | 0 | 0 | 52.9 | 35.9 | 0 | 1.8 |
| Sep | 0 | 0 | 4 | 0.5 | 0 | 66.5 |
| Oct | 0 | 0 | 0.3 | 0 | 0 | 0 |
| Nov | 0 | 0 | 0 | 0 | 0 | 0 |
| Dec | 0 | 0 | 0 | 0 | 0 | 0 |
(8 km)