Stay updated with real-time air quality in Folkestone, Kent 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)
105
Unhealthy for sensitive groups
Folkestone, Kent
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.56 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.89 μg/m³
0
55
155
255
425
605+
71.95 ppb
0
55
71
86
201
201+
0.77 ppb
0
36
76
186
605
1005+
6.52 ppb
0
54
101
361
1250
2050+
0.04 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Folkestone, Kent
Folkestone, Kent
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AQI 80
Moderate
9.68μg/m³
PM2.5
25.70μg/m³
PM10
63.73ppb
O3
0.86ppb
SO2
5.98ppb
NO2
0.04ppm
CO
AQI 84
Moderate
9.24μg/m³
PM2.5
24.72μg/m³
PM10
64.72ppb
O3
0.82ppb
SO2
6.41ppb
NO2
0.05ppm
CO
AQI 84
Moderate
8.38μg/m³
PM2.5
21.74μg/m³
PM10
64.97ppb
O3
0.81ppb
SO2
5.89ppb
NO2
0.03ppm
CO
AQI 87
Moderate
9.18μg/m³
PM2.5
25.11μg/m³
PM10
65.74ppb
O3
0.84ppb
SO2
13.05ppb
NO2
0.04ppm
CO
AQI 97
Moderate
10.25μg/m³
PM2.5
25.10μg/m³
PM10
68.60ppb
O3
0.86ppb
SO2
8.48ppb
NO2
0.04ppm
CO
AQI 90
Moderate
10.15μg/m³
PM2.5
24.94μg/m³
PM10
66.53ppb
O3
0.80ppb
SO2
10.03ppb
NO2
0.05ppm
CO
Air quality and pollutant data for Kent, UK are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Folkestone, Kent is updated every hour for accuracy.
In the past 24 hours, the air quality in Folkestone, Kent was at its worst at 05:00:00 on 2026-08-12.
In the last 24 hours, the best air quality in Folkestone, Kent was observed at 10:00:00 on 2026-08-12.
As of now, the AQI in Folkestone, Kent is 44, indicating Good conditions.
Folkestone, Kent air has the highest levels of O3.
Poor air quality in Folkestone, Kent means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Folkestone, Kent are currently 6.938 μg/m3.
The PM10 concentration in Folkestone, Kent is 19.927 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Folkestone, Kent is 0.045 ppm.
Currently, Folkestone, Kent has a sulfur dioxide (SO2) concentration of 0.849 ppb.
The current ozone (O3) level in Folkestone, Kent at the moment is 47.493 ppm.
Nitrogen dioxide (NO2) level in Folkestone, Kent at the moment is 11.907 ppb.
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