Stay updated with real-time air quality in Johnstone, Scotland 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)
56
Moderate
Johnstone, Scotland
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
12.06 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.19 μg/m³
0
55
155
255
425
605+
12.77 ppb
0
55
71
86
201
201+
0.63 ppb
0
36
76
186
605
1005+
13.22 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Johnstone, Scotland
Johnstone, Scotland
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AQI 58
Moderate
12.82μg/m³
PM2.5
19.08μg/m³
PM10
7.53ppb
O3
0.81ppb
SO2
19.69ppb
NO2
0.22ppm
CO
AQI 60
Moderate
13.80μg/m³
PM2.5
21.01μg/m³
PM10
6.84ppb
O3
0.90ppb
SO2
21.66ppb
NO2
0.24ppm
CO
AQI 58
Moderate
12.56μg/m³
PM2.5
19.08μg/m³
PM10
9.18ppb
O3
0.88ppb
SO2
18.48ppb
NO2
0.22ppm
CO
AQI 54
Moderate
10.79μg/m³
PM2.5
16.40μg/m³
PM10
15.32ppb
O3
0.54ppb
SO2
12.49ppb
NO2
0.18ppm
CO
AQI 54
Moderate
11.30μg/m³
PM2.5
17.06μg/m³
PM10
13.53ppb
O3
0.66ppb
SO2
14.23ppb
NO2
0.19ppm
CO
AQI 49
Good
9.34μg/m³
PM2.5
15.62μg/m³
PM10
23.05ppb
O3
0.33ppb
SO2
5.80ppb
NO2
0.16ppm
CO
Air quality data and pollutant measurements for Scotland, UK adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Johnstone, Scotland is updated every hour.
The worst air quality in Johnstone, Scotland in the last 24 hours was observed at 08:00:00 on 2025-12-28.
In the last 24 hrs, the best air quality in Johnstone, Scotland was observed at 05:00:00 on 2025-12-28.
The current air quality in Johnstone, Scotland is 56, categorized as Moderate based on real-time data.
The most common pollutant in Johnstone, Scotland is PM2.5.
If the air quality in Johnstone, Scotland is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Johnstone, Scotland is 12.058 μg/m3.
The current PM10 concentration at Johnstone, Scotland is 18.192 μg/m3.
The current carbon monoxide (CO) concentration at Johnstone, Scotland is 0.198 ppm.
The current sulfur dioxide (SO2) concentration at Johnstone, Scotland is 0.626 ppb.
The current ozone (O3) concentration at Johnstone, Scotland is 12.772 ppm.
The current nitrogen dioxide (NO2) concentration at Johnstone, Scotland is 13.216 ppb.
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