Palm Harbor pollen forecast - today, tomorrow and the week ahead

Today (16 July) pollen in Palm Harbor is low; grass and ragweed are low. Tomorrow (17 July 2026) levels are similar. Over the following five days grass and ragweed will increase. Forecasts are calculated by Airmine using satellites to map local vegetation and determine pollen season onset.

For long term forecasts and maps, see the Airmine app

Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team

Use our Strava plugin to check your own exposure.

Palm Harbor's Pinellas County Florida coastal setting features live oak, longleaf pine, and sabal palm as the main tree pollen sources, with exposure varying between the wooded residential neighborhoods and the more built-up commercial corridors along US 19. The Lake Tarpon corridor provides locally significant green space, while the Gulf Coast proximity creates temperature-modifying effects and the transition from inland woodland to coastal setting creates distinct pollen gradients toward the shoreline.

Today - 16 July

  • Alder (Alnus):

    None

    0/100

  • Birch (Betula):

    None

    0/100

  • Hazel (Corylus):

    None

    0/100

  • Cypress (Cupressaceae):

    None

    0/100

  • Grass (Poaceae):

    Low

    3/100

  • Oak (Quercus):

    None

    0/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    None

    0/100

  • 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 - 17 July

  • 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

  • Oak (Quercus):

    None

    0/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    None

    0/100

  • Ragweed (Ambrosia):

    Low

    16/100

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Frequently Asked Questions

Is pollen high in Palm Harbor right now?

On 16 July 2026, overall pollen levels in Palm Harbor are low. Ambrosia is the main contributor to airborne pollen, while grass remain at lower levels

Will pollen levels change in Palm Harbor tomorrow?

On 17 July 2026, pollen conditions in Palm Harbor will be similar to today, with ambrosia at low levels, grass at low levels

Is pollen expected to decrease in Palm Harbor this week?

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

Which pollen types are currently active in Palm Harbor?

On 16 July 2026, Ambrosia is the dominant pollen source in Palm Harbor. grass are also present but at lower levels. alder, artemisia, birch, cypress, oak, and willow are not currently active.

When is pollen season in Palm Harbor?
Palm Harbor's Tampa Bay suburban setting in Florida produces an extended pollen season opening in December with oak and cedar before grass from surrounding Pinellas County land peaks through February and March. Mugwort and nettle extend exposure into autumn, while the Gulf Coast proximity moderates temperatures locally and the warm subtropical climate supports near year-round pollen production throughout.
How often is the Palm Harbor pollen forecast updated?

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

Does pollen in Palm Harbor 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 Palm Harbor 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 Palm Harbor, 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: 16 July 2026 at 10:33 CEST (Data is updated four times daily.)

This page provides the latest public pollen forecast for Palm Harbor.

For long term forecasts and maps, see the Airmine app

Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.