Hermanus pollen forecast - today, tomorrow and the week ahead

Today (30 August) pollen in Hermanus is moderate; mugwort is moderate. Tomorrow (31 August 2026) levels are similar - mugwort remains moderate, cypress at low levels. Over the following five days cypress and mugwort will increase. Forecasts are calculated by Airmine using satellites to map local vegetation and determine pollen season onset.

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Hermanus lies roughly 90 km southeast of Cape Town. Fynbos, yellowwood, and coastal forest species characterise the vegetation at Hermanus, with exposure shifting between wooded slopes and more open, developed areas nearby. The district's tourism and forestry operations adds to a landscape sustained by the Garden Route's mild, consistently damp climate, consistent with the wider Garden Route forest belt that shapes daily exposure along this stretch of coast.

Today - 30 August

  • Alder (Alnus):

    None

    0/100

  • Birch (Betula):

    None

    0/100

  • Hazel (Corylus):

    None

    0/100

  • Cypress (Cupressaceae):

    None

    0/100

  • Eucalyptus (Myrtaceae):

    None

    0/100

  • Grass (Poaceae):

    None

    0/100

  • Oak (Quercus):

    None

    0/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    Moderate

    38/100

  • Mulberry (Morus):

    None

    0/100

  • Plane (Platanus):

    None

    0/100

  • Nettle (Urtica):

    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 - 31 August

  • Alder (Alnus):

    None

    0/100

  • Birch (Betula):

    None

    0/100

  • Hazel (Corylus):

    None

    0/100

  • Cypress (Cupressaceae):

    Low

    6/100

  • Eucalyptus (Myrtaceae):

    None

    0/100

  • Grass (Poaceae):

    None

    0/100

  • Oak (Quercus):

    None

    0/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    Moderate

    44/100

  • Mulberry (Morus):

    None

    0/100

  • Plane (Platanus):

    None

    0/100

  • Nettle (Urtica):

    None

    0/100

Air quality in Hermanus

View air quality

Pollen forecast for neighborhoods and landmarks in Hermanus

Sports venues in Hermanus

Frequently Asked Questions

Is pollen high in Hermanus right now?

On 30 August 2026, overall pollen levels in Hermanus are moderate. Artemisia is the main contributor to airborne pollen

Will pollen levels change in Hermanus tomorrow?

On 31 August 2026, pollen conditions in Hermanus will be different from today, with artemisia at moderate levels, cypress at low levels

Is pollen expected to decrease in Hermanus this week?

According to the five-day outlook, artemisia, cypress, myrtle, and platanus pollen levels will increase later in the week.

Which pollen types are currently active in Hermanus?

On 30 August 2026, Artemisia is the dominant pollen source in Hermanus. urtica, cypress, morus, myrtle, platanus, grass, and oak are not currently active.

When is pollen season in Hermanus?
Wattle and coastal fynbos open the pollen year at Hermanus in July, with indigenous forest and grass building to a peak by September and October. Steady rainfall and the area's tourism and forestry operations together keep the season fairly evenly spread rather than concentrated into one sharp burst, a pattern typical of the wider Garden Route climate.
How often is the Hermanus pollen forecast updated?

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

Does pollen in Hermanus 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 Hermanus 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 Hermanus, 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 South Africa?

Check pollen in other popular cities:

Data provided by Airmine — Last update: 30 August 2026 at 14:32 CEST (Data is updated four times daily.)

This page provides the latest public pollen forecast for Hermanus.

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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.

Some text on this page may be generated or summarised using artificial intelligence (AI). Wherever possible, AI-generated content is enriched with Airmine's proprietary data to improve its accuracy and relevance. However, AI-generated content may still contain errors, omissions, or inaccuracies.