Oslo, Norway Pollen Forecast
Summary of the forecasted pollen levels in Oslo, Norway
The overall pollen forecast for Oslo, Norway on May 21, 2026 shows moderate to high levels of pollen. The most affected areas are to the northeast, southeast, and southwest of Oslo center, with high levels of tree pollen, especially from pine, birch, and cypress. Pollen counts are expected to be lower in the north and northwest parts of Oslo. The main pollen-producing plants are trees, with birch, pine, and poplar contributing significantly.
What's in the air in Oslo
Pollen types found in this area throughout the year and their typical risk level.
- HighPine
- HighPine family
- HighBirch
- HighBirch family
- ModerateCypress
- ModerateWillow
- ModerateOak
- ModerateElm
- ModerateAsh
- ModerateSpruce
- ModeratePoplar
- LowMaple
This week's biggest contributors
The pollen types with the highest measured levels this week.
- HighPine373.0 grains/mĀ³
- HighBirch196.0 grains/mĀ³
- HighPine family195.0 grains/mĀ³
- HighBirch family109.0 grains/mĀ³
- ModerateCypress82.0 grains/mĀ³
- ModerateWillow65.0 grains/mĀ³
- ModerateElm53.0 grains/mĀ³
- ModerateAsh45.0 grains/mĀ³
- ModerateSpruce40.0 grains/mĀ³
- ModeratePoplar36.0 grains/mĀ³
- ModerateOak26.0 grains/mĀ³
- LowMaple4.0 grains/mĀ³
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7-Day Forecast
This forecast represents the expected pollen levels in the area surrounding the selected location.
| Date | Pollen Type | Level |
|---|---|---|
| 2026-05-21 | Grass Pollen | Low |
| 2026-05-22 | Grass Pollen | Low |
| 2026-05-23 | Grass Pollen | Low |
| 2026-05-24 | Grass Pollen | Low |
| 2026-05-25 | Grass Pollen | Low |
| 2026-05-26 | Grass Pollen | Low |
| 2026-05-27 | Grass Pollen | Low |
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