Weil am Rhein pollen forecast - today, tomorrow and the week ahead

Today (9 August) pollen in Weil am Rhein is high; mugwort is high; grass is low. Tomorrow (10 August 2026) levels are similar - mugwort remains high. Over the following five days grass and mugwort 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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Tree pollen in Weil am Rhein comes mainly from oak, fir, and linden across parks and gardens, varying between these green areas and the denser town centre. Tree and grass pollen levels rise further from southwestern Baden-Württemberg farmland and Black Forest conifer stands at the town's edge, while the valley setting can trap pollen under calm conditions.

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

    15/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    High

    66/100

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):

    High

    54/100

Air quality in Weil am Rhein

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Frequently Asked Questions

Is pollen high in Weil am Rhein right now?

On 9 August 2026, overall pollen levels in Weil am Rhein are high. Artemisia is the main contributor to airborne pollen, while grass remain at lower levels

Will pollen levels change in Weil am Rhein tomorrow?

On 10 August 2026, pollen conditions in Weil am Rhein will be different from today, with artemisia at high levels

Is pollen expected to decrease in Weil am Rhein this week?

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

Which pollen types are currently active in Weil am Rhein?

On 9 August 2026, Artemisia is the dominant pollen source in Weil am Rhein. grass are also present but at lower levels. hazel, cypress, and willow are not currently active.

When is pollen season in Weil am Rhein?
Weil am Rhein's pollen season runs from January into August, beginning with early alder and hazel from late January with birch peaking through April and May. Grass pollen follows, dominating June and July. The town sits between the Black Forest ridge and the Rhine valley, where forest and farmland meet, keeping mixed forest and grass pollen levels elevated into summer.
How often is the Weil am Rhein pollen forecast updated?

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

Does pollen in Weil am Rhein 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 Weil am Rhein 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 Weil am Rhein, 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 Germany?

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 Weil am Rhein.

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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.