Stay updated with real-time air quality in Crawley, 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)
32
Good
Crawley, West Sussex
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.03 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
9.15 μg/m³
0
55
155
255
425
605+
34.99 ppb
0
55
71
86
201
201+
0.40 ppb
0
36
76
186
605
1005+
4.67 ppb
0
54
101
361
1250
2050+
0.02 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Crawley, West Sussex
Crawley, West Sussex
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AQI 32
Good
5.00μg/m³
PM2.5
9.00μg/m³
PM10
35.01ppb
O3
0.40ppb
SO2
4.15ppb
NO2
0.02ppm
CO
AQI 33
Good
4.89μg/m³
PM2.5
9.62μg/m³
PM10
35.88ppb
O3
0.40ppb
SO2
5.69ppb
NO2
0.02ppm
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 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
5.03μg/m³
PM2.5
10.50μg/m³
PM10
35.30ppb
O3
0.41ppb
SO2
6.78ppb
NO2
0.02ppm
CO
AQI 32
Good
5.08μg/m³
PM2.5
10.75μg/m³
PM10
35.38ppb
O3
0.41ppb
SO2
7.12ppb
NO2
0.02ppm
CO
Air quality and pollutant data for West Sussex, UK are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Crawley, West Sussex is updated every hour for accuracy.
In the past 24 hours, the air quality in Crawley, West Sussex was at its worst at 11:00:00 on 2026-03-28.
In the last 24 hours, the best air quality in Crawley, West Sussex was observed at 11:00:00 on 2026-03-29.
As of now, the AQI in Crawley, West Sussex is 32, indicating Good conditions.
Crawley, West Sussex air has the highest levels of O3.
Poor air quality in Crawley, West Sussex means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Crawley, West Sussex are currently 5.025 μg/m3.
The PM10 concentration in Crawley, West Sussex is 9.147 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Crawley, West Sussex is 0.02 ppm.
Currently, Crawley, West Sussex has a sulfur dioxide (SO2) concentration of 0.403 ppb.
The current ozone (O3) level in Crawley, West Sussex at the moment is 34.99 ppm.
Nitrogen dioxide (NO2) level in Crawley, West Sussex at the moment is 4.672 ppb.
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