Pollen Count in La Chaux-de-Fonds

4-Day Chart
Annual Overview

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La Chaux-de-Fonds has different pollen seasons. Tree pollen is in the air from March to May. Many trees produce pollen during this time. It's a big problem for some people.

Updated: 4/22/2026

Grass pollen season starts in May and lasts until July. Grasses produce a lot of pollen. This makes it hard for people outside during this time.

Weed pollen season is in August and September. Weeds like ragweed produce pollen. This pollen can travel far and cause problems.

Some trees produce pollen in autumn. This happens from September to November. It's a smaller problem compared to other pollen seasons. People still need to be careful.

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 La Chaux-de-Fonds 🌾. 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	11.7	0	0	0	0	0
Mar	34.9	79	0.1	0	0	0
Apr	4.6	2042.9	24.9	0	0.2	0
May	0.8	554.4	360.8	0	2.7	0
Jun	0	4.6	1756.4	0.1	4.6	0
Jul	0	0	548.2	10.5	0	0
Aug	0	0	109.6	20.4	0	9.5
Sep	0	0	6.6	11.5	0	7.1
Oct	0	0	0.4	1.4	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 La Chaux-de-Fonds 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.