Saint John pollen forecast — Rockwood Park neighborhood

Today (9 August) pollen in Rockwood Park, Saint John is low; grass, mugwort, and ragweed are low. Tomorrow (10 August 2026) levels are similar - grass remains low, mugwort remains low, ragweed increasing. 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

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Rockwood Park features balsam fir, spruce, and lakeside forest as dominant pollen sources across this large natural-area park in the heart of Saint John.

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

    5/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    Low

    5/100

  • Ragweed (Ambrosia):

    Low

    12/100

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

    17/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    Low

    15/100

  • Ragweed (Ambrosia):

    Medium

    41/100

Other Landmarks in Saint John

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Frequently Asked Questions

Is pollen high in Saint John right now?

On 9 August 2026, overall pollen levels in Saint John are low. Ambrosia is the main contributor to airborne pollen, while artemisia and grass remain at lower levels

Will pollen levels change in Saint John tomorrow?

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

Is pollen expected to decrease in Saint John this week?

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

Which pollen types are currently active in Saint John?

On 9 August 2026, Ambrosia is the dominant pollen source in Saint John. artemisia and grass are also present but at lower levels. cypress are not currently active.

When is pollen season in Saint John?
Rockwood Park sits within Saint John's largest natural green space, featuring forest, lakes, and open meadows, giving it one of the city's more intense pollen seasons, with mature mixed forest driving a strong spring bloom while its extensive meadows sustain a long, vigorous summer grass season.
How often is the Saint John pollen forecast updated?

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

Does pollen in Saint John 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 Saint John 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 Saint John, 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: 10 August 2026 at 02:34 CEST (Data is updated four times daily.)

This page provides the latest public pollen forecast for Rockwood Park, Saint John.

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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.