Neuilly-sur-Seine pollen forecast - today, tomorrow and the week ahead

Today (9 August) pollen in Neuilly-sur-Seine is high; mugwort is high; grass is low. Tomorrow (10 August 2026) levels are similar - mugwort remains high. Over the following five days grass will increase; mugwort will decrease. 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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Neuilly-sur-Seine's Bois de Boulogne fringe and the Seine River corridor feature plane, oak, and linden as the main tree pollen sources, with the Bois de Boulogne being a particularly significant nearby tree pollen source. Exposure varies between the woodland edge and the densely built city centre, while the Seine corridor channels airflows and local sources dominate in this affluent inner Paris suburb.

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

    24/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    High

    70/100

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):

    High

    63/100

Air quality in Neuilly-sur-Seine

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Frequently Asked Questions

Is pollen high in Neuilly-sur-Seine right now?

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

Will pollen levels change in Neuilly-sur-Seine tomorrow?

On 10 August 2026, pollen conditions in Neuilly-sur-Seine will be different from today, with artemisia at high levels

Is pollen expected to decrease in Neuilly-sur-Seine this week?

According to the five-day outlook, artemisia pollen levels are expected to gradually decrease, while grass pollen will increase, suggesting mixed conditions later in the week.

Which pollen types are currently active in Neuilly-sur-Seine?

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

When is pollen season in Neuilly-sur-Seine?
Neuilly-sur-Seine's Bois de Boulogne fringe is a particularly significant local tree pollen source during spring in this affluent inner Paris suburb. Hazel and alder open from January before birch and plane peak through April and May, with grass peaking through June and July. The Seine corridor channels airflows, while the urban heat island extends the season and the dry climate means fewer interruptions throughout.
How often is the Neuilly-sur-Seine pollen forecast updated?

The Neuilly-sur-Seine pollen forecast is updated four times daily. See the timestamp below for the most recent update.

Does pollen in Neuilly-sur-Seine 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 Neuilly-sur-Seine 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 Neuilly-sur-Seine, 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: 9 August 2026 at 20:27 CEST (Data is updated four times daily.)

This page provides the latest public pollen forecast for Neuilly-sur-Seine.

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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.