Bangor pollen forecast - today, tomorrow and the week ahead

Today (9 August) pollen in Bangor 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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Bangor sits on the northern edge of Maine's forested interior, where the dominant vegetation is a mix of red spruce and balsam fir, paper birch, and blueberry barrens nearby, shaping the local pollen profile across the seasons. Seasonal timing here follows the broader regional pattern typical of this part of the country. Microclimates within the area can shift the timing slightly from one neighborhood to the next.

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

    2/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    Low

    6/100

  • Ragweed (Ambrosia):

    Low

    16/100

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

    5/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    Low

    18/100

  • Ragweed (Ambrosia):

    High

    51/100

Air quality in Bangor

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Pollen forecast for neighborhoods and landmarks in Bangor

Frequently Asked Questions

Is pollen high in Bangor right now?

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

Will pollen levels change in Bangor tomorrow?

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

Is pollen expected to decrease in Bangor 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 Bangor?

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

When is pollen season in Bangor?
Bangor's tree pollen season begins with maple and elm from March before birch and oak extends the tree season through April and May. Peak grass pollen arrives in June and July, and ragweed and mugwort keep weed pollen elevated into September. Cold winters give way to a fast, concentrated spring pollen ramp-up across the region, a defining feature of the local season.
How often is the Bangor pollen forecast updated?

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

Does pollen in Bangor 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 Bangor 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 Bangor, 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 States?

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 Bangor.

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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.