Pollen Count in Alkmaar
- Loading..
- Loading..
- Loading..
- Loading..
Morning Alerts ☀️. Start Your Day Prepared! 🌿 Sign up for daily morning high pollen count alerts.
Alkmaar has different pollen seasons. Tree pollen starts in March. It's high in April and May. Trees like oak, birch, and hazel produce a lot of pollen.
Updated: 4/26/2026
Grass pollen starts in May. It's high in June and July. Grass pollen is very common in Alkmaar. Many people have problems with it.
Ragweed pollen starts in August. It's high in September and October. Ragweed plants grow in some areas around Alkmaar. They produce a lot of pollen.
Weed pollen starts in September. It's high in October and November. Weeds like nettle and dandelion produce pollen. Pollen counts are usually low in winter.
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 Alkmaar 🌾. 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 | 8.6 | 0 | 0 | 0 | 0 | 0 |
| Mar | 884.9 | 4.5 | 0 | 0 | 0 | 0 |
| Apr | 10.7 | 453.1 | 14.4 | 0 | 0 | 0 |
| May | 0.8 | 162.9 | 83.1 | 0 | 0 | 0 |
| Jun | 0 | 0.1 | 601 | 8.4 | 0.2 | 0 |
| Jul | 0 | 0.7 | 262.9 | 51 | 0 | 0 |
| Aug | 0 | 0 | 94.8 | 16 | 0 | 0.2 |
| Sep | 0 | 0 | 17 | 0.6 | 0 | 1.2 |
| Oct | 0 | 0 | 2 | 0.1 | 0 | 0 |
| Nov | 0 | 0 | 0.2 | 0 | 0 | 0 |
| Dec | 0 | 0 | 0 | 0 | 0 | 0 |
(8 km)