La Chaux-de-Fonds pollen forecast - today, tomorrow and the week ahead

Today (30 August) pollen in La Chaux-de-Fonds is low; grass and mugwort are low. Tomorrow (31 August 2026) levels are similar. Over the following five days grass and mugwort will increase. Forecasts are calculated by Airmine using satellites to map local vegetation and determine pollen season onset.

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Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team

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La Chaux-de-Fonds' elevated Jura plateau setting features spruce, beech, and alpine meadow grasses as pollen sources, with exposure varying between forested Jura slopes and this high-altitude watchmaking-industry city's grid-planned centre.

Today - 30 August

  • Alder (Alnus):

    None

    0/100

  • Birch (Betula):

    None

    0/100

  • Hazel (Corylus):

    None

    0/100

  • Cypress (Cupressaceae):

    None

    0/100

  • Grass (Poaceae):

    Low

    16/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    Low

    16/100

High pollen levels may trigger sneezing, itchy eyes, and congestion. Airmine's neighbourhood estimates use satellites to map local vegetation and a statistical prediction model, updated four times daily.

Tomorrow - 31 August

  • Alder (Alnus):

    None

    0/100

  • Birch (Betula):

    None

    0/100

  • Hazel (Corylus):

    None

    0/100

  • Cypress (Cupressaceae):

    None

    0/100

  • Grass (Poaceae):

    None

    0/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    None

    0/100

Air quality in La Chaux-de-Fonds

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Frequently Asked Questions

Is pollen high in La Chaux-de-Fonds right now?

On 30 August 2026, overall pollen levels in La Chaux-de-Fonds are low. Grass is the main contributor to airborne pollen, while artemisia remain at lower levels

Will pollen levels change in La Chaux-de-Fonds tomorrow?

On 31 August 2026, pollen conditions in La Chaux-de-Fonds will be similar to today with no significant pollen expected.

Is pollen expected to decrease in La Chaux-de-Fonds this week?

According to the five-day outlook, grass and artemisia pollen levels will increase later in the week.

Which pollen types are currently active in La Chaux-de-Fonds?

On 30 August 2026, Grass is the dominant pollen source in La Chaux-de-Fonds. artemisia are also present but at lower levels. cypress, willow, and hazel are not currently active.

When is pollen season in La Chaux-de-Fonds?
January opens La Chaux-de-Fonds' pollen season with hazel and alder; birch peaks through April, oak and beech follow, and grass then dominates June and July. The rolling Jura and Mittelland terrain shapes airflow here, occasionally trapping pollen, while surrounding farmland extends grass and crop exposure into late summer.
How often is the La Chaux-de-Fonds pollen forecast updated?

The La Chaux-de-Fonds pollen forecast is updated four times daily. See the timestamp below for the most recent update.

Does pollen in La Chaux-de-Fonds come from nearby or far away?

Studies show that most pollen exposure (often 70–90%) comes from nearby sources, such as local trees and vegetation. A good pollen forecast therefore depends on accurately representing local vegetation. Pollen can travel long distances, but this usually matters only early in the season or during specific wind events.

Are pollen levels in La Chaux-de-Fonds based on measurements or forecasts?

Pollen data is often misunderstood. Most "pollen levels" are not real-time measurements, but forecasts.

Direct pollen measurements are typically delayed by 1-2 days because they require manual analysis. To show current conditions in La Chaux-de-Fonds, modern forecasts combine recent measurements, weather data, and information about local vegetation.

This allows us to estimate pollen levels for today and the coming days, not just report the past.

Airmine’s atmospheric monitoring platform was developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team, using satellite and Earth observation technologies to improve emissions monitoring.

Want to see pollen forecasts for other cities in Switzerland?

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Data provided by Airmine — Last update: 30 August 2026 at 14:32 CEST (Data is updated four times daily.)

This page provides the latest public pollen forecast for La Chaux-de-Fonds.

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Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.

Disclaimer: Forecasts are provided for informational purposes only and should not be relied upon as medical advice. Actual pollen and air quality conditions may vary from the forecast. If you have allergies, asthma, or another medical condition, consult a healthcare professional. Please see our Terms of Service for important information about limitations of liability.

Some text on this page may be generated or summarised using artificial intelligence (AI). Wherever possible, AI-generated content is enriched with Airmine's proprietary data to improve its accuracy and relevance. However, AI-generated content may still contain errors, omissions, or inaccuracies.