Stay updated with real-time air quality in Falmouth, Cornwall 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
Falmouth, Cornwall
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.84 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
13.60 μg/m³
0
55
155
255
425
605+
35.53 ppb
0
55
71
86
201
201+
0.21 ppb
0
36
76
186
605
1005+
2.73 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Falmouth, Cornwall
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AQI 33
Good
4.94μg/m³
PM2.5
13.01μg/m³
PM10
35.58ppb
O3
0.22ppb
SO2
2.78ppb
NO2
0.12ppm
CO
AQI 31
Good
5.24μg/m³
PM2.5
13.75μg/m³
PM10
33.38ppb
O3
0.25ppb
SO2
2.84ppb
NO2
0.12ppm
CO
AQI 33
Good
5.53μg/m³
PM2.5
14.29μg/m³
PM10
33.10ppb
O3
0.24ppb
SO2
3.26ppb
NO2
0.12ppm
CO
AQI 33
Good
4.88μg/m³
PM2.5
13.03μg/m³
PM10
35.88ppb
O3
0.21ppb
SO2
2.71ppb
NO2
0.12ppm
CO
AQI 31
Good
5.30μg/m³
PM2.5
14.05μg/m³
PM10
33.87ppb
O3
0.23ppb
SO2
3.09ppb
NO2
0.12ppm
CO
AQI 30
Good
5.22μg/m³
PM2.5
12.43μg/m³
PM10
31.56ppb
O3
0.25ppb
SO2
2.88ppb
NO2
0.12ppm
CO
The air quality data for Cornwall, 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 Falmouth, Cornwall are available every hour.
Falmouth, Cornwall experienced its worst air quality at 02:00:00, 2025-12-28.
The best air quality in Falmouth, Cornwall was observed at 08:00:00 on 2025-12-27.
The air quality in Falmouth, Cornwall right now is Good, with an AQI of 33.
In Falmouth, Cornwall, O3 is the most frequently found pollutant.
When air quality in Falmouth, Cornwall is compromised, staying indoors and wearing a mask can reduce health risks.
Falmouth, Cornwall currently has a PM2.5 concentration of 4.845 μg/m3.
Falmouth, Cornwall currently has a PM10 concentration of 13.604 μg/m3.
The current carbon monoxide (CO) level in Falmouth, Cornwall is 0.119 ppm.
The current sulfur dioxide (SO2) concentration in Falmouth, Cornwall is 0.213 ppb.
Falmouth, Cornwall currently has an ozone (O3) concentration of 35.527 ppm.
The current level of nitrogen dioxide (NO2) in Falmouth, Cornwall is 2.727 ppb.
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