Stay updated with real-time pollen levels in Horsham, West Sussex. Use our interactive maps and forecasts to manage allergies and confidently plan outdoor activities.
Live Pollen Level
Low
Horsham, West Sussex
Last updated: ... (Local time)

Disclaimer: The information provided is for informational purposes only and should not be considered medical advice. Always consult a healthcare professional for allergy-related concerns.
Low
Moderate
High
Very high
0 ppm
0
95
208
704+
5 ppm
0
30
61
342+
31 ppm
0
21
78
267+
AQI
25
Good
Horsham, West Sussex
Horsham, West Sussex
Scroll To Live Pollen MapLoading...
0ppm
Birch
0ppm
Elm
0ppm
Oak
0ppm
Pine
18ppm
Ragweed
Low
0ppm
Tree
13ppm
Weed
2ppm
Grass
Low
0ppm
Tree
26ppm
Weed
4ppm
Grass
Low
0ppm
Tree
36ppm
Weed
6ppm
Grass
Low
0ppm
Tree
6ppm
Weed
1ppm
Grass
Low
0ppm
Tree
23ppm
Weed
3ppm
Grass
Low
0ppm
Tree
35ppm
Weed
5ppm
Grass
Low

Ambee provides accurate pollen data for West Sussex, UK aligned with National Allergy Bureau (NAB) guidelines. By combining historical research, weather data, and machine learning, we deliver reliable, real-time insights with clear risk levels to help manage allergies effectively.
Disclaimer: While we strive for accuracy, individual responses to allergens may vary. Always consult a healthcare provider for personal advice.
Pollen updates for Horsham, West Sussex are available every hour.
Today, Horsham, West Sussex experiences a pollen risk categorized as moderate.
Yesterday, the pollen reading in Horsham, West Sussex showed high levels.
In Horsham, West Sussex the ragweed count today is 9 ppm, contributing to low allergy risks.
The oak pollen reading in Horsham, West Sussex today is 0 ppm.
All Rights Reserved © Ambee Inc. 2025