Stay updated with real-time air quality in Lewes, East 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)
52
Moderate
Lewes, East Sussex
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
10.27 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
30.32 μg/m³
0
55
155
255
425
605+
46.95 ppb
0
55
71
86
201
201+
0.70 ppb
0
36
76
186
605
1005+
9.05 ppb
0
54
101
361
1250
2050+
0.04 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Lewes, East Sussex
Lewes, East Sussex
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AQI 52
Moderate
10.27μg/m³
PM2.5
30.32μg/m³
PM10
46.95ppb
O3
0.70ppb
SO2
9.05ppb
NO2
0.04ppm
CO
AQI 52
Moderate
10.34μg/m³
PM2.5
20.39μg/m³
PM10
49.31ppb
O3
0.67ppb
SO2
7.16ppb
NO2
0.04ppm
CO
AQI 52
Moderate
9.85μg/m³
PM2.5
15.65μg/m³
PM10
46.73ppb
O3
0.68ppb
SO2
5.42ppb
NO2
0.03ppm
CO
AQI 54
Moderate
11.42μg/m³
PM2.5
23.69μg/m³
PM10
44.07ppb
O3
0.69ppb
SO2
9.62ppb
NO2
0.04ppm
CO
AQI 54
Moderate
10.75μg/m³
PM2.5
14.94μg/m³
PM10
49.19ppb
O3
0.64ppb
SO2
4.02ppb
NO2
0.04ppm
CO
AQI 52
Moderate
10.05μg/m³
PM2.5
15.48μg/m³
PM10
44.90ppb
O3
0.69ppb
SO2
5.83ppb
NO2
0.03ppm
CO
The air quality data for East Sussex, UK is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Lewes, East Sussex are available every hour.
Lewes, East Sussex experienced its worst air quality at 07:00:00, 2025-06-12.
The best air quality in Lewes, East Sussex was observed at 05:00:00 on 2025-06-12.
The air quality in Lewes, East Sussex right now is Moderate, with an AQI of 52.
In Lewes, East Sussex, PM2.5 is the most frequently found pollutant.
When air quality in Lewes, East Sussex is compromised, staying indoors and wearing a mask can reduce health risks.
Lewes, East Sussex currently has a PM2.5 concentration of 10.271 μg/m3.
Lewes, East Sussex currently has a PM10 concentration of 30.319 μg/m3.
The current carbon monoxide (CO) level in Lewes, East Sussex is 0.037 ppm.
The current sulfur dioxide (SO2) concentration in Lewes, East Sussex is 0.697 ppb.
Lewes, East Sussex currently has an ozone (O3) concentration of 46.955 ppm.
The current level of nitrogen dioxide (NO2) in Lewes, East Sussex is 9.048 ppb.
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