Hartford pollen forecast — Frog Hollow neighborhood

Today (9 August) pollen in Frog Hollow, Hartford is medium; ragweed is medium; grass and mugwort are low. Tomorrow (10 August 2026) levels are similar - ragweed remains medium. 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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Frog Hollow is a connecticut River valley with mixed oak, maple, and hickory. Tree pollen peaks from April through May. Tobacco farms in the surrounding valley historically grew broadleaf tobacco — grass pollen from the fields follows in summer.

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

    6/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    Low

    4/100

  • Ragweed (Ambrosia):

    Medium

    48/100

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):

    None

    0/100

  • Ragweed (Ambrosia):

    Medium

    30/100

Other Landmarks in Hartford

Frequently Asked Questions

Is pollen high in Hartford right now?

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

Will pollen levels change in Hartford tomorrow?

On 10 August 2026, pollen conditions in Hartford will be different from today, with ambrosia at medium levels

Is pollen expected to decrease in Hartford 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 Hartford?

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

When is pollen season in Hartford?
The pollen season at Frog Hollow mirrors Hartford overall, starting with maple and elm in March with birch and oak following close behind through April and May. Grass pollen then peaks through June and July, and a modest weed pollen tail continues into September. The New England climate compresses tree, grass, and weed pollen into a shorter but intense season, a pattern felt across this part of Hartford.
How often is the Hartford pollen forecast updated?

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

Does pollen in Hartford 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 Hartford 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 Hartford, 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 Frog Hollow, Hartford.

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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.