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)
31
Good
Falmouth, Cornwall
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.73 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.87 μg/m³
0
55
155
255
425
605+
32.73 ppb
0
55
71
86
201
201+
0.12 ppb
0
36
76
186
605
1005+
1.27 ppb
0
54
101
361
1250
2050+
0.11 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Falmouth, Cornwall
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AQI 28
Good
3.45μg/m³
PM2.5
7.81μg/m³
PM10
30.16ppb
O3
0.19ppb
SO2
2.62ppb
NO2
0.11ppm
CO
AQI 27
Good
3.55μg/m³
PM2.5
7.68μg/m³
PM10
29.47ppb
O3
0.18ppb
SO2
2.77ppb
NO2
0.11ppm
CO
AQI 28
Good
3.69μg/m³
PM2.5
7.29μg/m³
PM10
29.61ppb
O3
0.23ppb
SO2
2.98ppb
NO2
0.11ppm
CO
AQI 29
Good
3.44μg/m³
PM2.5
7.94μg/m³
PM10
30.52ppb
O3
0.19ppb
SO2
2.51ppb
NO2
0.11ppm
CO
AQI 28
Good
3.59μg/m³
PM2.5
7.39μg/m³
PM10
29.92ppb
O3
0.21ppb
SO2
2.67ppb
NO2
0.11ppm
CO
AQI 26
Good
3.90μg/m³
PM2.5
7.88μg/m³
PM10
28.10ppb
O3
0.09ppb
SO2
2.08ppb
NO2
0.11ppm
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 01:00:00, 2025-11-07.
The best air quality in Falmouth, Cornwall was observed at 03:00:00 on 2025-11-07.
The air quality in Falmouth, Cornwall right now is Good, with an AQI of 28.
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 3.288 μg/m3.
Falmouth, Cornwall currently has a PM10 concentration of 8.268 μg/m3.
The current carbon monoxide (CO) level in Falmouth, Cornwall is 0.108 ppm.
The current sulfur dioxide (SO2) concentration in Falmouth, Cornwall is 0.145 ppb.
Falmouth, Cornwall currently has an ozone (O3) concentration of 30.415 ppm.
The current level of nitrogen dioxide (NO2) in Falmouth, Cornwall is 2.237 ppb.
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