Stay updated with real-time air quality in Southwick, 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)
38
Good
Southwick, West Sussex
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.20 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.36 μg/m³
0
55
155
255
425
605+
30.17 ppb
0
55
71
86
201
201+
0.40 ppb
0
36
76
186
605
1005+
4.77 ppb
0
54
101
361
1250
2050+
0.13 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Southwick, West Sussex
Southwick, West Sussex
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AQI 38
Good
6.81μg/m³
PM2.5
15.12μg/m³
PM10
30.13ppb
O3
0.39ppb
SO2
4.60ppb
NO2
0.12ppm
CO
AQI 33
Good
6.48μg/m³
PM2.5
13.82μg/m³
PM10
31.66ppb
O3
0.35ppb
SO2
4.61ppb
NO2
0.12ppm
CO
AQI 38
Good
6.55μg/m³
PM2.5
13.70μg/m³
PM10
31.97ppb
O3
0.35ppb
SO2
4.66ppb
NO2
0.13ppm
CO
AQI 26
Good
3.78μg/m³
PM2.5
18.24μg/m³
PM10
27.91ppb
O3
0.34ppb
SO2
2.99ppb
NO2
0.03ppm
CO
AQI 26
Good
3.78μg/m³
PM2.5
18.24μg/m³
PM10
27.91ppb
O3
0.34ppb
SO2
2.99ppb
NO2
0.03ppm
CO
AQI 38
Good
7.43μg/m³
PM2.5
14.19μg/m³
PM10
29.66ppb
O3
0.41ppb
SO2
4.27ppb
NO2
0.12ppm
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 Southwick, West Sussex is updated every hour for accuracy.
In the past 24 hours, the air quality in Southwick, West Sussex was at its worst at 10:00:00 on 2025-12-27.
In the last 24 hours, the best air quality in Southwick, West Sussex was observed at 07:00:00 on 2025-12-28.
As of now, the AQI in Southwick, West Sussex is 38, indicating Good conditions.
Southwick, West Sussex air has the highest levels of PM2.5.
Poor air quality in Southwick, West Sussex means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Southwick, West Sussex are currently 7.2 μg/m3.
The PM10 concentration in Southwick, West Sussex is 15.359 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Southwick, West Sussex is 0.134 ppm.
Currently, Southwick, West Sussex has a sulfur dioxide (SO2) concentration of 0.402 ppb.
The current ozone (O3) level in Southwick, West Sussex at the moment is 30.169 ppm.
Nitrogen dioxide (NO2) level in Southwick, West Sussex at the moment is 4.769 ppb.
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