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)
25
Good
Folkestone, Kent
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.39 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.49 μg/m³
0
55
155
255
425
605+
27.19 ppb
0
55
71
86
201
201+
0.49 ppb
0
36
76
186
605
1005+
7.12 ppb
0
54
101
361
1250
2050+
0.31 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Folkestone, Kent
Folkestone, Kent
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AQI 25
Good
3.93μg/m³
PM2.5
12.17μg/m³
PM10
27.07ppb
O3
0.49ppb
SO2
5.39ppb
NO2
0.31ppm
CO
AQI 28
Good
4.35μg/m³
PM2.5
13.10μg/m³
PM10
30.19ppb
O3
0.45ppb
SO2
6.32ppb
NO2
0.30ppm
CO
AQI 26
Good
3.89μg/m³
PM2.5
10.05μg/m³
PM10
28.25ppb
O3
0.48ppb
SO2
5.38ppb
NO2
0.31ppm
CO
AQI 31
Good
5.02μg/m³
PM2.5
13.80μg/m³
PM10
33.40ppb
O3
0.40ppb
SO2
2.62ppb
NO2
0.31ppm
CO
AQI 27
Good
4.13μg/m³
PM2.5
10.76μg/m³
PM10
28.56ppb
O3
0.48ppb
SO2
4.38ppb
NO2
0.31ppm
CO
AQI 31
Good
3.98μg/m³
PM2.5
12.30μg/m³
PM10
33.86ppb
O3
0.42ppb
SO2
2.69ppb
NO2
0.30ppm
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 03:00:00 on 2026-09-28.
In the last 24 hours, the best air quality in Folkestone, Kent was observed at 07:00:00 on 2026-09-28.
As of now, the AQI in Folkestone, Kent is 25, 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 4.394 μg/m3.
The PM10 concentration in Folkestone, Kent is 11.486 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Folkestone, Kent is 0.312 ppm.
Currently, Folkestone, Kent has a sulfur dioxide (SO2) concentration of 0.488 ppb.
The current ozone (O3) level in Folkestone, Kent at the moment is 27.194 ppm.
Nitrogen dioxide (NO2) level in Folkestone, Kent at the moment is 7.117 ppb.
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