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)
33
Good
Lewes, East Sussex
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
5.58 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.18 μg/m³
0
55
155
255
425
605+
27.56 ppb
0
55
71
86
201
201+
1.05 ppb
0
36
76
186
605
1005+
1.43 ppb
0
54
101
361
1250
2050+
0.02 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Lewes, East Sussex
Lewes, East Sussex
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AQI 33
Good
5.61μg/m³
PM2.5
14.51μg/m³
PM10
29.70ppb
O3
1.11ppb
SO2
1.98ppb
NO2
0.02ppm
CO
AQI 30
Good
4.88μg/m³
PM2.5
9.56μg/m³
PM10
32.11ppb
O3
0.99ppb
SO2
2.00ppb
NO2
0.02ppm
CO
AQI 27
Good
4.71μg/m³
PM2.5
18.52μg/m³
PM10
26.15ppb
O3
1.07ppb
SO2
2.25ppb
NO2
0.02ppm
CO
AQI 33
Good
5.82μg/m³
PM2.5
12.27μg/m³
PM10
23.64ppb
O3
1.19ppb
SO2
2.72ppb
NO2
0.02ppm
CO
AQI 30
Good
5.02μg/m³
PM2.5
9.92μg/m³
PM10
32.12ppb
O3
0.81ppb
SO2
1.45ppb
NO2
0.02ppm
CO
AQI 27
Good
5.20μg/m³
PM2.5
10.99μg/m³
PM10
23.51ppb
O3
1.21ppb
SO2
2.65ppb
NO2
0.02ppm
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 09:00:00, 2025-06-05.
The best air quality in Lewes, East Sussex was observed at 09:00:00 on 2025-06-06.
The air quality in Lewes, East Sussex right now is Good, with an AQI of 33.
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 5.582 μg/m3.
Lewes, East Sussex currently has a PM10 concentration of 14.175 μg/m3.
The current carbon monoxide (CO) level in Lewes, East Sussex is 0.021 ppm.
The current sulfur dioxide (SO2) concentration in Lewes, East Sussex is 1.053 ppb.
Lewes, East Sussex currently has an ozone (O3) concentration of 27.56 ppm.
The current level of nitrogen dioxide (NO2) in Lewes, East Sussex is 1.425 ppb.
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