Horsforth pollen forecast - today, tomorrow and the week ahead
Today (9 August) pollen in Horsforth is medium; mugwort is medium. Tomorrow (10 August 2026) levels are similar. Over the following five days 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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In Horsforth, birch and oak dominate the local tree pollen picture, with parks and tree-lined residential streets offering more exposure than the compact centre. Grass pollen from surrounding West Yorkshire fields is significant through the summer months, carried in by moist Atlantic fronts. The relatively open, low-lying landscape lets pollen disperse readily across the area through the season.
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):
None
0/100
-
Willow (Salicaceae):
None
0/100
-
Mugwort (Artemisia):
Medium
39/100
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):
Medium
44/100
Air quality in Horsforth
View air qualityFrequently Asked Questions
Is pollen high in Horsforth right now?
On 9 August 2026, overall pollen levels in Horsforth are moderate. Artemisia is the main contributor to airborne pollen
Will pollen levels change in Horsforth tomorrow?
On 10 August 2026, pollen conditions in Horsforth will be similar to today, with artemisia at medium levels
Is pollen expected to decrease in Horsforth this week?
According to the five-day outlook, cypress, grass, and artemisia pollen levels will increase later in the week.
Which pollen types are currently active in Horsforth?
On 9 August 2026, Artemisia is the dominant pollen source in Horsforth. hazel, cypress, grass, and willow are not currently active.
When is pollen season in Horsforth?
How often is the Horsforth pollen forecast updated?
The Horsforth pollen forecast is updated four times daily. See the timestamp below for the most recent update.
Does pollen in Horsforth 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 Horsforth 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 Horsforth, 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 Kingdom?
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 Horsforth.
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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.