Prescot pollen forecast - today, tomorrow and the week ahead

Today (16 July) pollen in Prescot is medium; grass is medium. Tomorrow (17 July 2026) levels are similar - grass remains medium, cypress at low levels. Over the following five days cypress and grass will increase. Forecasts are calculated by Airmine using satellites to map local vegetation and determine pollen season onset.

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Residents in Prescot dealing with hay fever usually point to birch and sycamore as the culprits, particularly in spring near parks and gardens. The wider Knowsley countryside supplies additional tree and grass pollen, particularly when light prevailing breezes carry it toward the built-up area. This mix of urban and rural influence gives Prescot a fairly typical pollen pattern for the wider region.

Today - 16 July

  • Alder (Alnus):

    None

    0/100

  • Birch (Betula):

    None

    0/100

  • Hazel (Corylus):

    None

    0/100

  • Cypress (Cupressaceae):

    None

    0/100

  • Grass (Poaceae):

    Medium

    28/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    None

    0/100

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 - 17 July

  • Alder (Alnus):

    None

    0/100

  • Birch (Betula):

    None

    0/100

  • Hazel (Corylus):

    None

    0/100

  • Cypress (Cupressaceae):

    Low

    2/100

  • Grass (Poaceae):

    Medium

    29/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    None

    0/100

Air quality in Prescot

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Frequently Asked Questions

Is pollen high in Prescot right now?

On 16 July 2026, overall pollen levels in Prescot are moderate. Grass is the main contributor to airborne pollen

Will pollen levels change in Prescot tomorrow?

On 17 July 2026, pollen conditions in Prescot will be different from today, with cypress at low levels, grass at medium levels

Is pollen expected to decrease in Prescot this week?

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

Which pollen types are currently active in Prescot?

On 16 July 2026, Grass is the dominant pollen source in Prescot. cypress, willow, alder, artemisia, birch, and hazel are not currently active.

When is pollen season in Prescot?
Ask anyone with allergies in Prescot and they'll tell you it's birch and sycamore that cause the trouble. Grass pollen then stretches from May into September, with the worst of it typically landing in June and July. Expect birch pollen roughly from March to May, while sycamore follows on from April to June. Good to know if you're planning anything outdoors that time of year.
How often is the Prescot pollen forecast updated?

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

Does pollen in Prescot 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 Prescot 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 Prescot, 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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Check pollen in other popular cities:

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Data provided by Airmine — Last update: 16 July 2026 at 05:36 CEST (Data is updated four times daily.)

This page provides the latest public pollen forecast for Prescot.

For long term forecasts and maps, see the Airmine app

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