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)
74
Moderate
Littlehampton, West Sussex
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
10.66 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
40.65 μg/m³
0
55
155
255
425
605+
61.78 ppb
0
55
71
86
201
201+
0.65 ppb
0
36
76
186
605
1005+
12.87 ppb
0
54
101
361
1250
2050+
0.02 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Littlehampton, West Sussex
Littlehampton, West Sussex
Scroll To Air Quality MapLoading...
AQI 52
Moderate
9.82μg/m³
PM2.5
32.80μg/m³
PM10
50.22ppb
O3
0.65ppb
SO2
10.73ppb
NO2
0.02ppm
CO
AQI 84
Moderate
11.01μg/m³
PM2.5
44.35μg/m³
PM10
65.17ppb
O3
0.65ppb
SO2
14.40ppb
NO2
0.02ppm
CO
AQI 80
Moderate
10.98μg/m³
PM2.5
48.07μg/m³
PM10
64.18ppb
O3
0.76ppb
SO2
12.81ppb
NO2
0.02ppm
CO
AQI 80
Moderate
10.98μg/m³
PM2.5
48.07μg/m³
PM10
64.18ppb
O3
0.76ppb
SO2
12.81ppb
NO2
0.02ppm
CO
AQI 56
Moderate
12.43μg/m³
PM2.5
55.39μg/m³
PM10
46.00ppb
O3
0.65ppb
SO2
13.03ppb
NO2
0.02ppm
CO
AQI 56
Moderate
11.94μg/m³
PM2.5
50.89μg/m³
PM10
46.13ppb
O3
0.65ppb
SO2
12.96ppb
NO2
0.02ppm
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 08:00:00 on 2026-08-13.
The best air quality in Littlehampton, West Sussex was recorded at 02:00:00 on 2026-08-14.
The real-time air quality index in Littlehampton, West Sussex is 74, currently categorized as Moderate.
The most common pollutant in Littlehampton, West Sussex is O3.
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 10.659 μg/m3.
The current PM10 levels in Littlehampton, West Sussex are 40.649 μg/m3.
The current carbon monoxide (CO) level in Littlehampton, West Sussex is 0.023 ppm.
The current sulfur dioxide (SO2) levels in Littlehampton, West Sussex are 0.648 ppb.
The current ozone (O3) levels at Littlehampton, West Sussex is 61.778 ppm.
The current nitrogen dioxide (NO2) levels at Littlehampton, West Sussex is 12.867 ppb.
All Rights Reserved © Ambee Inc. 2025