Pollen Count in Heemstede
-
Wednesday
🤧
Grass: 181.1 g/m³
-
Thursday
🤧
Grass: 123 g/m³
-
Friday
🤧
Grass: 152 g/m³
- See our chart for an hourly overview.
Morning Alerts ☀️. Start Your Day Prepared! 🌿 Sign up for daily morning high pollen count alerts.
Trees start making pollen in Heemstede in late March. This is the start of tree pollen season. It lasts until mid-May. Birch trees make a lot of pollen. Grasses start making pollen in mid-May. This is the start for grass pollen. It lasts until mid-July. Most plants stop making pollen in mid-July.
Pollen Forecast Chart
Recommendations
When pollen counts are high, we suggest doing these things to help with allergies, especially on windy days when pollen is flying around.
- 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 Heemstede 🌾. 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 | 2.9 | 0 | 0 | 0 | 0 | 0 |
| Feb | 40.9 | 0 | 0 | 0 | 0 | 0 |
| Mar | 7.2 | 275.4 | 0.1 | 0 | 0 | 0 |
| Apr | 0.4 | 178.9 | 9.1 | 0 | 0.7 | 0 |
| May | 0 | 15.2 | 61.2 | 0 | 1.2 | 0 |
| Jun | 0 | 0.3 | 395.9 | 36.6 | 0 | 0 |
| Jul | 0 | 0 | 189.6 | 152.1 | 0 | 0 |
| Aug | 0 | 0 | 77.6 | 43.3 | 0 | 0.4 |
| Sep | 0 | 0 | 12.5 | 1.4 | 0 | 11.7 |
| Oct | 0 | 0 | 1.3 | 0 | 0 | 0 |
| Nov | 0 | 0 | 0 | 0 | 0 | 0 |
| Dec | 0 | 0 | 0 | 0 | 0 | 0 |
(3 km)