Southampton pollen forecast - today, tomorrow and the week ahead

Today (25 June) pollen in Southampton is low; grass is low. Tomorrow (26 June 2026) levels are similar. Over the following five days grass will decrease. 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

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

Southampton's Long Island Hamptons setting features pitch pine, oak, and beach plum as the main tree pollen sources, with exposure varying between the extensive Pine Barrens inland woodland and the more built-up beach community areas along Montauk Highway. The Atlantic Ocean proximity creates distinct onshore-inland pollen gradients, while the Shinnecock Bay position creates additional coastal marine influence on the western parts of the town.

Today - 25 June

  • Alder (Alnus):

    None

    0/100

  • Birch (Betula):

    None

    0/100

  • Hazel (Corylus):

    None

    0/100

  • Cypress (Cupressaceae):

    None

    0/100

  • Grass (Poaceae):

    Low

    1/100

  • Willow (Salicaceae):

    None

    0/100

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 - 26 June

  • 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

Frequently Asked Questions

Is pollen high in Southampton right now?

On 25 June 2026, overall pollen levels in Southampton are low. Grass is the main contributor to airborne pollen

Will pollen levels change in Southampton tomorrow?

On 26 June 2026, pollen conditions in Southampton will be similar to today, with grass at low levels

Is pollen expected to decrease in Southampton this week?

According to the five-day outlook, grass pollen levels are expected to gradually decrease, suggesting improving conditions later in the week.

Which pollen types are currently active in Southampton?

On 25 June 2026, Grass is the dominant pollen source in Southampton. hazel, cypress, and willow are not currently active.

When is pollen season in Southampton?
Southampton's Long Island New York setting produces a season opening in late March with oak and maple before birch peaks through May. Grass from surrounding Long Island land peaks through June and July before mugwort and nettle extend exposure into September. The Atlantic Ocean proximity moderates temperatures and onshore ocean breezes can periodically disperse pollen, while the Hamptons grassland contributes distinctive local exposure.
How often is the Southampton pollen forecast updated?

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

Does pollen in Southampton 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 Southampton 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 Southampton, 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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Check pollen in other popular cities:

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Data provided by Airmine — Last update: 25 Jun 2026, 09:02 CET (Data is updated four times daily.)

This page provides the latest public pollen forecast for Southampton.

For long term forecasts and maps, see the Airmine app

Download on the App Store Get it on Google Play

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

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