Pollen Count in Tromsø
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In Tromsø, Norway, there are two pollen seasons. The first one starts in late April. It's from birch trees. The pollen is yellow and makes a big cloud.
Updated: 3/5/2026
This pollen season lasts until mid-May. Then, it's over. The trees stop making pollen. The air is cleaner. People are happy.
The second pollen season starts in mid-July. It's from grass and weeds. This pollen season lasts until late August.
During both seasons, people track the pollen count. They check online or on TV. It helps them prepare. They can stay inside when the count is high.
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 Tromsø 🌾. 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 | 0 | 0 | 0 | 0 | 0 | 0 |
| Mar | 0 | 0 | 0 | 0 | 0 | 0 |
| Apr | 0.6 | 2.9 | 0 | 0 | 0 | 0 |
| May | 10.5 | 325.5 | 0.2 | 0 | 0 | 0 |
| Jun | 0 | 620 | 7.4 | 0 | 0 | 0 |
| Jul | 0 | 0.1 | 52.5 | 0.1 | 0 | 0 |
| Aug | 0 | 0 | 12.3 | 0.1 | 0 | 0 |
| Sep | 0 | 0 | 0 | 0 | 0 | 3.1 |
| Oct | 0 | 0 | 0 | 0 | 0 | 0 |
| Nov | 0 | 0 | 0 | 0 | 0 | 0 |
| Dec | 0 | 0 | 0 | 0 | 0 | 0 |