Sunbury pollen forecast - today, tomorrow and the week ahead

Today (9 August) pollen in Sunbury is medium; ragweed is medium; mugwort is low. Tomorrow (10 August 2026) levels are similar. Over the following five days 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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Sunbury's setting on a river town where the north and west branches of the Susquehanna meet supports riverside sycamore, oak-hickory forest, and farmland grasses as the leading local vegetation, all factoring into the pollen count through the year. None of this is unusual for a town with Sunbury's particular mix of terrain and plant life. Residents who spend time outdoors around Sunbury typically notice the shift as each season turns over.

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):

    Low

    13/100

  • Ragweed (Ambrosia):

    Medium

    37/100

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):

    Low

    4/100

  • Ragweed (Ambrosia):

    Medium

    30/100

Air quality in Sunbury

View air quality

Pollen forecast for neighborhoods and landmarks in Sunbury

Downtown Sunbury

Frequently Asked Questions

Is pollen high in Sunbury right now?

On 9 August 2026, overall pollen levels in Sunbury are moderate. Ambrosia is the main contributor to airborne pollen, while artemisia remain at lower levels

Will pollen levels change in Sunbury tomorrow?

On 10 August 2026, pollen conditions in Sunbury will be similar to today, with artemisia at low levels, ambrosia at medium levels

Is pollen expected to decrease in Sunbury this week?

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

Which pollen types are currently active in Sunbury?

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

When is pollen season in Sunbury?
Sunbury's pollen season opens with cedar and elm from late February with oak taking the lead through April. Grass follows, peaking through May and June, while mugwort and nettle extend exposure into September. Humid summers in the mid-Atlantic favor a longer weed pollen tail into early autumn, shaping conditions across the city.
How often is the Sunbury pollen forecast updated?

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

Does pollen in Sunbury 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 Sunbury 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 Sunbury, 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?

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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 Sunbury.

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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.