Laon pollen forecast - today, tomorrow and the week ahead

Today (9 August) pollen in Laon is high; mugwort is high; grass is low. Tomorrow (10 August 2026) levels are similar - mugwort declining. 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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In Laon, tree pollen mainly comes from birch and oak found in parks and along the Scarpe. Nearby Picardy and Artois arable plains add significant grass pollen exposure through the growing season, while the cool oceanic climate shapes how pollen disperses across the town.

Today - 9 August

  • Alder (Alnus):

    None

    0/100

  • Birch (Betula):

    None

    0/100

  • Hazel (Corylus):

    None

    0/100

  • Cypress (Cupressaceae):

    None

    0/100

  • Grass (Poaceae):

    Low

    15/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    High

    64/100

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 - 10 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):

    Medium

    45/100

Air quality in Laon

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Frequently Asked Questions

Is pollen high in Laon right now?

On 9 August 2026, overall pollen levels in Laon are high. Artemisia is the main contributor to airborne pollen, while grass remain at lower levels

Will pollen levels change in Laon tomorrow?

On 10 August 2026, pollen conditions in Laon will be different from today, with artemisia continuing to decline

Is pollen expected to decrease in Laon 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 Laon?

On 9 August 2026, Artemisia is the dominant pollen source in Laon. grass are also present but at lower levels. hazel, cypress, and willow are not currently active.

When is pollen season in Laon?
Pollen season in Laon gets underway in January and February with hazel and alder, before birch and oak becomes dominant in the following weeks, before grass from arable plains then carries the season into early summer, typical of this cool oceanic part of France.
How often is the Laon pollen forecast updated?

The Laon pollen forecast is updated four times daily. See the timestamp below for the most recent update.

Does pollen in Laon 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 Laon 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 Laon, 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 France?

Check pollen in other popular cities:

Data provided by Airmine — Last update: 10 August 2026 at 02:34 CEST (Data is updated four times daily.)

This page provides the latest public pollen forecast for Laon.

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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.