Kitchener pollen forecast - today, tomorrow and the week ahead

Today (9 August) pollen in Kitchener is low; ragweed is low. Tomorrow (10 August 2026) levels are similar - ragweed increasing, grass at low levels, mugwort at low levels. Over the following five days grass, mugwort, and ragweed 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

Follow your pollen exposure and performance with the free Airmine–Strava integration. See your pollen and air quality exposure for every Strava activity.

Kitchener's Grand River valley setting features oak, maple, and ash as the main tree pollen sources, with exposure varying between riverside greenery and the built-up former manufacturing city centre. Surrounding farmland extends substantial grass pollen.

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):

    None

    0/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    None

    0/100

  • Ragweed (Ambrosia):

    Low

    24/100

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):

    Low

    10/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    Low

    19/100

  • Ragweed (Ambrosia):

    Medium

    46/100

Air quality in Kitchener

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Pollen forecast for neighborhoods and landmarks in Kitchener

Sports venues in Kitchener

Frequently Asked Questions

Is pollen high in Kitchener right now?

On 9 August 2026, overall pollen levels in Kitchener are low. Ambrosia is the main contributor to airborne pollen

Will pollen levels change in Kitchener tomorrow?

On 10 August 2026, pollen conditions in Kitchener will be different from today, with grass at low levels, artemisia at low levels and ambrosia increasing

Is pollen expected to decrease in Kitchener this week?

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

Which pollen types are currently active in Kitchener?

On 9 August 2026, Ambrosia is the dominant pollen source in Kitchener. cypress, grass, and artemisia are not currently active.

When is pollen season in Kitchener?
Set among the rivers and farmland of the Grand River watershed, Kitchener sees a robust tree pollen bloom each spring, a strong grass season fed by nearby fields, and elevated ragweed counts later in the year as surrounding agricultural land releases pollen well into September.
How often is the Kitchener pollen forecast updated?

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

Does pollen in Kitchener 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 Kitchener 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 Kitchener, 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.

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 Kitchener.

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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.