Stay updated with real-time air quality in Haywards Heath, West Sussex featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
34
Good
Haywards Heath, West Sussex
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.26 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
9.38 μg/m³
0
55
155
255
425
605+
36.58 ppb
0
55
71
86
201
201+
0.40 ppb
0
36
76
186
605
1005+
4.35 ppb
0
54
101
361
1250
2050+
0.03 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Haywards Heath, West Sussex
Haywards Heath, West Sussex
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AQI 34
Good
6.26μg/m³
PM2.5
9.38μg/m³
PM10
36.58ppb
O3
0.40ppb
SO2
4.35ppb
NO2
0.03ppm
CO
AQI 32
Good
5.42μg/m³
PM2.5
13.29μg/m³
PM10
34.66ppb
O3
0.40ppb
SO2
3.15ppb
NO2
0.03ppm
CO
AQI 32
Good
5.03μg/m³
PM2.5
9.15μg/m³
PM10
34.99ppb
O3
0.40ppb
SO2
4.67ppb
NO2
0.02ppm
CO
AQI 36
Good
6.35μg/m³
PM2.5
8.97μg/m³
PM10
38.80ppb
O3
0.41ppb
SO2
4.48ppb
NO2
0.03ppm
CO
AQI 33
Good
5.93μg/m³
PM2.5
9.32μg/m³
PM10
33.74ppb
O3
0.41ppb
SO2
4.77ppb
NO2
0.02ppm
CO
AQI 32
Good
5.38μg/m³
PM2.5
28.75μg/m³
PM10
35.28ppb
O3
0.35ppb
SO2
4.25ppb
NO2
0.03ppm
CO
Air quality data and pollutant measurements for West Sussex, UK adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Haywards Heath, West Sussex is updated every hour.
The worst air quality in Haywards Heath, West Sussex in the last 24 hours was observed at 09:00:00 on 2026-03-29.
In the last 24 hrs, the best air quality in Haywards Heath, West Sussex was observed at 11:00:00 on 2026-03-29.
The current air quality in Haywards Heath, West Sussex is 34, categorized as Good based on real-time data.
The most common pollutant in Haywards Heath, West Sussex is O3.
If the air quality in Haywards Heath, West Sussex is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Haywards Heath, West Sussex is 6.258 μg/m3.
The current PM10 concentration at Haywards Heath, West Sussex is 9.383 μg/m3.
The current carbon monoxide (CO) concentration at Haywards Heath, West Sussex is 0.028 ppm.
The current sulfur dioxide (SO2) concentration at Haywards Heath, West Sussex is 0.402 ppb.
The current ozone (O3) concentration at Haywards Heath, West Sussex is 36.583 ppm.
The current nitrogen dioxide (NO2) concentration at Haywards Heath, West Sussex is 4.354 ppb.
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