Sydney pollen forecast - today, tomorrow and the week ahead

Today (16 July) pollen in Sydney is low; grass, oak, and ragweed are low. Tomorrow (17 July 2026) levels are similar - grass remains low, ragweed remains low. Over the following five days grass and ragweed will increase; oak will remain stable. 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

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Sydney's Cape Breton harbour setting features red spruce, balsam fir, and coastal vegetation as pollen sources at this former steel-and-coal industrial city on the Sydney River estuary.

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

    22/100

  • Oak (Quercus):

    Low

    4/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    None

    0/100

  • Ragweed (Ambrosia):

    Low

    18/100

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

    9/100

  • Oak (Quercus):

    None

    0/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    None

    0/100

  • Ragweed (Ambrosia):

    Low

    7/100

Air quality in Sydney

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Pollen and air quality along routes in Sydney

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Frequently Asked Questions

Is pollen high in Sydney right now?

On 16 July 2026, overall pollen levels in Sydney are low. Oak is the main contributor to airborne pollen, while ambrosia and grass remain at lower levels

Will pollen levels change in Sydney tomorrow?

On 17 July 2026, pollen conditions in Sydney will be different from today, with ambrosia at low levels, grass at low levels

Is pollen expected to decrease in Sydney 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 Sydney?

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

When is pollen season in Sydney?
Sydney sits on Cape Breton Island amid coastal hills and former steel-mill land, giving it a cool, maritime-tempered pollen season, with salt-laden sea air softening both the spring tree bloom and summer grass pollen, while ragweed stays comparatively mild given the island's short growing season and rugged coastal terrain.
How often is the Sydney pollen forecast updated?

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

Does pollen in Sydney 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 Sydney 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 Sydney, 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.

Check pollen in other popular cities:

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Data provided by Airmine — Last update: 16 July 2026 at 05:36 CEST (Data is updated four times daily.)

This page provides the latest public pollen forecast for Sydney.

For long term forecasts and maps, see the Airmine app

Download on the App Store Get it on Google Play

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