Stay updated with real-time air quality in Knaresborough, North Yorkshire 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)
22
Good
Knaresborough, North Yorkshire
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.45 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
7.64 μg/m³
0
55
155
255
425
605+
7.33 ppb
0
55
71
86
201
201+
0.53 ppb
0
36
76
186
605
1005+
5.88 ppb
0
54
101
361
1250
2050+
0.53 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Knaresborough, North Yorkshire
Knaresborough, North Yorkshire
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AQI 16
Good
3.46μg/m³
PM2.5
6.85μg/m³
PM10
6.00ppb
O3
0.48ppb
SO2
9.33ppb
NO2
0.63ppm
CO
AQI 22
Good
3.51μg/m³
PM2.5
8.25μg/m³
PM10
5.64ppb
O3
0.50ppb
SO2
9.28ppb
NO2
0.63ppm
CO
AQI 27
Good
4.56μg/m³
PM2.5
8.46μg/m³
PM10
18.02ppb
O3
0.56ppb
SO2
7.54ppb
NO2
0.63ppm
CO
AQI 13
Good
1.20μg/m³
PM2.5
5.67μg/m³
PM10
10.78ppb
O3
0.50ppb
SO2
13.70ppb
NO2
0.63ppm
CO
AQI 16
Good
3.19μg/m³
PM2.5
6.45μg/m³
PM10
3.80ppb
O3
0.44ppb
SO2
12.10ppb
NO2
0.63ppm
CO
AQI 16
Good
3.28μg/m³
PM2.5
5.77μg/m³
PM10
4.19ppb
O3
0.50ppb
SO2
8.24ppb
NO2
0.63ppm
CO
Air quality measurements for North Yorkshire, UK meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Knaresborough, North Yorkshire is updated on an hourly basis.
The worst air quality in Knaresborough, North Yorkshire was recorded at 03:00:00 on 2026-02-11.
The best air quality in Knaresborough, North Yorkshire was recorded at 12:00:00 on 2026-02-12.
The real-time air quality index in Knaresborough, North Yorkshire is 22, currently categorized as Good.
The most common pollutant in Knaresborough, North Yorkshire is PM2.5.
If the air quality in Knaresborough, North Yorkshire is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Knaresborough, North Yorkshire at present are 4.454 μg/m3.
The current PM10 levels in Knaresborough, North Yorkshire are 7.644 μg/m3.
The current carbon monoxide (CO) level in Knaresborough, North Yorkshire is 0.532 ppm.
The current sulfur dioxide (SO2) levels in Knaresborough, North Yorkshire are 0.532 ppb.
The current ozone (O3) levels at Knaresborough, North Yorkshire is 7.329 ppm.
The current nitrogen dioxide (NO2) levels at Knaresborough, North Yorkshire is 5.882 ppb.
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