Stay updated with real-time air quality in Littlehampton, 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)
49
Good
Littlehampton, West Sussex
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.95 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.53 μg/m³
0
55
155
255
425
605+
26.44 ppb
0
55
71
86
201
201+
0.44 ppb
0
36
76
186
605
1005+
5.51 ppb
0
54
101
361
1250
2050+
0.13 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Littlehampton, West Sussex
Littlehampton, West Sussex
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AQI 38
Good
6.91μg/m³
PM2.5
12.29μg/m³
PM10
32.90ppb
O3
0.32ppb
SO2
4.89ppb
NO2
0.14ppm
CO
AQI 38
Good
6.67μg/m³
PM2.5
12.16μg/m³
PM10
32.33ppb
O3
0.32ppb
SO2
4.71ppb
NO2
0.13ppm
CO
AQI 38
Good
6.91μg/m³
PM2.5
12.03μg/m³
PM10
32.21ppb
O3
0.33ppb
SO2
4.77ppb
NO2
0.13ppm
CO
AQI 38
Good
6.65μg/m³
PM2.5
11.70μg/m³
PM10
31.48ppb
O3
0.34ppb
SO2
4.55ppb
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 33
Good
6.48μg/m³
PM2.5
13.82μg/m³
PM10
31.66ppb
O3
0.35ppb
SO2
4.61ppb
NO2
0.12ppm
CO
Air quality measurements for West Sussex, UK meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Littlehampton, West Sussex is updated on an hourly basis.
The worst air quality in Littlehampton, West Sussex was recorded at 09:00:00 on 2025-12-27.
The best air quality in Littlehampton, West Sussex was recorded at 05:00:00 on 2025-12-28.
The real-time air quality index in Littlehampton, West Sussex is 38, currently categorized as Good.
The most common pollutant in Littlehampton, West Sussex is PM2.5.
If the air quality in Littlehampton, West Sussex is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Littlehampton, West Sussex at present are 6.674 μg/m3.
The current PM10 levels in Littlehampton, West Sussex are 12.159 μg/m3.
The current carbon monoxide (CO) level in Littlehampton, West Sussex is 0.126 ppm.
The current sulfur dioxide (SO2) levels in Littlehampton, West Sussex are 0.324 ppb.
The current ozone (O3) levels at Littlehampton, West Sussex is 32.326 ppm.
The current nitrogen dioxide (NO2) levels at Littlehampton, West Sussex is 4.711 ppb.
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