Pollen Count in Athis-Mons
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Athis-Mons, France has different pollen seasons. Tree pollen is in the air from March to May. Many trees release pollen during this time. It's a big problem for some people.
Updated: 4/20/2026
Grass pollen is in the air from May to July. This is when grasses and weeds release their pollen. It's usually worse in the morning.
Weed pollen is in the air from August to October. Some plants like ragweed release pollen during this time. It can still be a problem.
The pollen season ends in winter. There's less pollen in the air from November to February. This is a relief for people who have issues with pollen.
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 Athis-Mons 🌾. 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 | 77.9 | 0 | 0 | 0 | 0 | 0 |
| Mar | 417.4 | 165.6 | 0 | 0 | 0 | 0 |
| Apr | 3.6 | 1083.1 | 22.4 | 0 | 0 | 0 |
| May | 0.7 | 34.4 | 223.1 | 0 | 3.6 | 0 |
| Jun | 0 | 0 | 914.2 | 26.4 | 1.1 | 0 |
| Jul | 0 | 0 | 305.2 | 257 | 0 | 0 |
| Aug | 0 | 0 | 77.8 | 109.2 | 0 | 14.6 |
| Sep | 0 | 0 | 6.6 | 78.3 | 0 | 16.9 |
| Oct | 0 | 0 | 0.6 | 11.5 | 0 | 0 |
| Nov | 0 | 0 | 0 | 0 | 0 | 0 |
| Dec | 0 | 0 | 0 | 0 | 0 | 0 |
(7 km)