Oswestry pollen forecast - today, tomorrow and the week ahead

Today (9 August) pollen in Oswestry is medium; mugwort is medium; cypress and grass are low. Tomorrow (10 August 2026) levels are similar - mugwort remains medium. Over the following five days cypress, 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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Around Oswestry, birch and lime are the dominant species behind local tree pollen, with counts higher near parks than in the centre. The nearby stretch of open moorland adds further grass and tree pollen exposure, particularly under moist Atlantic fronts. The relatively open, low-lying landscape lets pollen disperse readily across the area through the season.

Today - 9 August

  • Alder (Alnus):

    None

    0/100

  • Birch (Betula):

    None

    0/100

  • Hazel (Corylus):

    None

    0/100

  • Cypress (Cupressaceae):

    Low

    1/100

  • Grass (Poaceae):

    Low

    1/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    Medium

    45/100

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

    33/100

Air quality in Oswestry

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Frequently Asked Questions

Is pollen high in Oswestry right now?

On 9 August 2026, overall pollen levels in Oswestry are moderate. Artemisia is the main contributor to airborne pollen, while grass and cypress remain at lower levels

Will pollen levels change in Oswestry tomorrow?

On 10 August 2026, pollen conditions in Oswestry will be different from today, with artemisia at medium levels

Is pollen expected to decrease in Oswestry this week?

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

Which pollen types are currently active in Oswestry?

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

When is pollen season in Oswestry?
So here's the rundown for Oswestry: birch pollen shows up first, then lime takes over. Expect birch pollen roughly from March to May, and lime keeps things going from May right through to July. On top of that, grass pollen runs May to September and tends to hit hardest in June and July. Worth keeping an eye on the forecast if you're sensitive.
How often is the Oswestry pollen forecast updated?

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

Does pollen in Oswestry 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 Oswestry 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 Oswestry, 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 United Kingdom?

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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 Oswestry.

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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.