IJsselstein pollen forecast - today, tomorrow and the week ahead

Today (9 August) pollen in IJsselstein is high; mugwort is high; grass is medium. Tomorrow (10 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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IJsselstein's urban greenery relies mainly on oak, birch, and linden, which dominate local tree pollen output, with exposure differing between the more built-up centre and the greener outskirts. Given IJsselstein's standing as a fortified polder town, the Hollandse IJssel river and nearby Utrecht farmland add noticeably to grass and tree pollen levels.

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):

    Medium

    31/100

  • 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):

    None

    0/100

Air quality in IJsselstein

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Frequently Asked Questions

Is pollen high in IJsselstein right now?

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

Will pollen levels change in IJsselstein tomorrow?

On 10 August 2026, pollen conditions in IJsselstein will be similar to today with no significant pollen expected.

Is pollen expected to decrease in IJsselstein this week?

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

Which pollen types are currently active in IJsselstein?

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

When is pollen season in IJsselstein?
IJsselstein's pollen season stretches from January to August, starting with hazel and alder catkins in deep winter before birch takes over through April. Oak and ash pollen build through April and May, handing off to grass as the leading source in June and July. With the Hollandse IJssel river nearby, dispersal patterns shift accordingly, and the polder land south of Utrecht city rounds out the picture for IJsselstein.
How often is the IJsselstein pollen forecast updated?

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

Does pollen in IJsselstein 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 IJsselstein 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 IJsselstein, 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 Netherlands?

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 IJsselstein.

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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.