Pollen Count in Aach

4-Day Chart
Annual Overview

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Aachen, Germany has different pollen seasons. Tree pollen starts in March. It's usually the worst in April and May. Many trees release pollen during this time.

Updated: 6/10/2026

Grass pollen season starts in May. It's a big problem for people in June and July. Grass pollen counts are usually highest during these two months.

Weed pollen season begins in August. It's not as bad as tree or grass pollen. Weed pollen counts are usually lower, but still cause problems.

Pollen seasons end in October. The air gets colder and pollen counts decrease. People can breathe easier outside again. Winter months have very little 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 Aach 🌾. 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	245.1	0	0	0	0	0
Mar	2623.6	33.7	0	0	0	0
Apr	5.3	2314	32.5	0	0.1	0
May	0.5	104.5	333.7	0	1.1	0
Jun	0	8.5	1151.5	0.3	2.6	0
Jul	0	0.1	335.3	9.9	0	0
Aug	0	0	79.6	16.6	0	6.4
Sep	0	0	7.7	8.3	0	5.7
Oct	0	0	0.7	1	0	0
Nov	0	0	0	0	0	0
Dec	0	0	0	0	0	0

Nearby Places

Disclaimer * The pollen count information provided for Aach is for educational purposes only, sourced from the CAMS European air quality database. We cannot guarantee its accuracy or reliability. This information is not a substitute for professional medical advice. Consult a qualified healthcare provider for medical concerns. We are not medical professionals.