Stay updated with real-time air quality in Wiltshire, UK 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)
24
Good
Wiltshire, UK
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.90 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
9.69 μg/m³
0
55
155
255
425
605+
26.34 ppb
0
55
71
86
201
201+
0.42 ppb
0
36
76
186
605
1005+
18.54 ppb
0
54
101
361
1250
2050+
0.31 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Wiltshire, UK
Wiltshire, UK
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| City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
|---|---|---|---|---|---|---|---|
AQI 25
Good
4.28μg/m³
PM2.5
10.47μg/m³
PM10
26.95ppb
O3
0.45ppb
SO2
17.80ppb
NO2
0.31ppm
CO
AQI 24
Good
3.01μg/m³
PM2.5
7.99μg/m³
PM10
26.09ppb
O3
0.41ppb
SO2
14.81ppb
NO2
0.31ppm
CO
AQI 25
Good
4.30μg/m³
PM2.5
10.04μg/m³
PM10
26.92ppb
O3
0.45ppb
SO2
20.45ppb
NO2
0.31ppm
CO
AQI 27
Good
4.54μg/m³
PM2.5
10.14μg/m³
PM10
26.72ppb
O3
0.47ppb
SO2
19.98ppb
NO2
0.31ppm
CO
AQI 26
Good
3.86μg/m³
PM2.5
10.34μg/m³
PM10
27.87ppb
O3
0.41ppb
SO2
12.08ppb
NO2
0.31ppm
CO
AQI 27
Good
3.89μg/m³
PM2.5
11.26μg/m³
PM10
28.77ppb
O3
0.48ppb
SO2
11.35ppb
NO2
0.31ppm
CO
The air quality data for Wiltshire, 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 Wiltshire, UK are available every hour.
Wiltshire, UK experienced its worst air quality at 01:00:00, 2026-09-28.
The best air quality in Wiltshire, UK was observed at 02:00:00 on 2026-09-28.
The air quality in Wiltshire, UK right now is Good, with an AQI of 24.
In Wiltshire, UK, O3 is the most frequently found pollutant.
When air quality in Wiltshire, UK is compromised, staying indoors and wearing a mask can reduce health risks.
Wiltshire, UK currently has a PM2.5 concentration of 3.895 μg/m3.
Wiltshire, UK currently has a PM10 concentration of 9.685 μg/m3.
The current carbon monoxide (CO) level in Wiltshire, UK is 0.312 ppm.
The current sulfur dioxide (SO2) concentration in Wiltshire, UK is 0.419 ppb.
Wiltshire, UK currently has an ozone (O3) concentration of 26.34 ppm.
The current level of nitrogen dioxide (NO2) in Wiltshire, UK is 18.537 ppb.
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