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)
44
Good
Littlehampton, West Sussex
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.33 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
25.63 μg/m³
0
55
155
255
425
605+
15.80 ppb
0
55
71
86
201
201+
0.45 ppb
0
36
76
186
605
1005+
6.15 ppb
0
54
101
361
1250
2050+
0.40 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 49
Good
9.34μg/m³
PM2.5
26.86μg/m³
PM10
23.37ppb
O3
0.91ppb
SO2
9.37ppb
NO2
0.55ppm
CO
AQI 44
Good
8.08μg/m³
PM2.5
24.89μg/m³
PM10
25.05ppb
O3
0.91ppb
SO2
7.46ppb
NO2
0.55ppm
CO
AQI 44
Good
7.85μg/m³
PM2.5
23.36μg/m³
PM10
24.76ppb
O3
0.91ppb
SO2
9.50ppb
NO2
0.55ppm
CO
AQI 44
Good
7.85μg/m³
PM2.5
23.36μg/m³
PM10
24.76ppb
O3
0.91ppb
SO2
9.50ppb
NO2
0.55ppm
CO
AQI 54
Moderate
10.94μg/m³
PM2.5
48.25μg/m³
PM10
25.01ppb
O3
0.89ppb
SO2
5.97ppb
NO2
0.55ppm
CO
AQI 52
Moderate
10.29μg/m³
PM2.5
41.98μg/m³
PM10
24.11ppb
O3
0.90ppb
SO2
7.02ppb
NO2
0.55ppm
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 07:00:00 on 2025-11-06.
The best air quality in Littlehampton, West Sussex was recorded at 05:00:00 on 2025-11-06.
The real-time air quality index in Littlehampton, West Sussex is 44, 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 8.081 μg/m3.
The current PM10 levels in Littlehampton, West Sussex are 24.886 μg/m3.
The current carbon monoxide (CO) level in Littlehampton, West Sussex is 0.554 ppm.
The current sulfur dioxide (SO2) levels in Littlehampton, West Sussex are 0.906 ppb.
The current ozone (O3) levels at Littlehampton, West Sussex is 25.055 ppm.
The current nitrogen dioxide (NO2) levels at Littlehampton, West Sussex is 7.459 ppb.
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