Pollen Count in Haarlem
-
Saturday
🤧
Grass: 186.6 g/m³
Olive: 0.3 g/m³
-
Sunday
🤧
Grass: 154.1 g/m³
Olive: 2 g/m³
-
Monday
🤧
Grass: 194.7 g/m³
- See our chart for an hourly overview.
Morning Alerts ☀️. Start Your Day Prepared! 🌿 Sign up for daily morning high pollen count alerts.
In Haarlem, trees start producing pollen in late March. This is the start of pollen season. Ash, elm, and oak trees release pollen into the air.
In April, birch trees start releasing their pollen. This makes the pollen count high. Some days, the pollen count is very high.
In May, grasses start producing pollen. This is the peak of pollen season. Many different types of plants release pollen into the air.
In June, pollen season starts to slow down. Fewer plants release pollen into the air. By July, pollen season is almost over.
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 Haarlem 🌾. 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 |
(1 km)