Stay updated with real-time air quality in Windsor, California 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)
27
Good
Windsor, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
4.91 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
22.00 μg/m³
0
55
155
255
425
605+
22.30 ppb
0
55
71
86
201
201+
0.21 ppb
0
36
76
186
605
1005+
2.74 ppb
0
54
101
361
1250
2050+
0.10 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Windsor, California
Windsor, California
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AQI 24
Good
4.49μg/m³
PM2.5
23.10μg/m³
PM10
26.29ppb
O3
0.27ppb
SO2
3.19ppb
NO2
0.11ppm
CO
AQI 25
Good
3.86μg/m³
PM2.5
20.84μg/m³
PM10
27.19ppb
O3
0.27ppb
SO2
3.15ppb
NO2
0.11ppm
CO
AQI 26
Good
4.02μg/m³
PM2.5
20.83μg/m³
PM10
28.26ppb
O3
0.27ppb
SO2
3.14ppb
NO2
0.11ppm
CO
AQI 26
Good
3.93μg/m³
PM2.5
22.70μg/m³
PM10
27.83ppb
O3
0.27ppb
SO2
3.15ppb
NO2
0.11ppm
CO
AQI 26
Good
3.51μg/m³
PM2.5
12.84μg/m³
PM10
28.43ppb
O3
0.28ppb
SO2
3.77ppb
NO2
0.11ppm
CO
AQI 44
Good
7.93μg/m³
PM2.5
35.00μg/m³
PM10
30.98ppb
O3
0.13ppb
SO2
3.58ppb
NO2
0.16ppm
CO
Air quality measurements for California, USA 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 Windsor, California is updated on an hourly basis.
The worst air quality in Windsor, California was recorded at 10:00:00 on 2025-06-06.
The best air quality in Windsor, California was recorded at 03:00:00 on 2025-06-06.
The real-time air quality index in Windsor, California is 27, currently categorized as Good.
The most common pollutant in Windsor, California is PM2.5.
If the air quality in Windsor, California is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Windsor, California at present are 4.911 μg/m3.
The current PM10 levels in Windsor, California are 21.997 μg/m3.
The current carbon monoxide (CO) level in Windsor, California is 0.1 ppm.
The current sulfur dioxide (SO2) levels in Windsor, California are 0.214 ppb.
The current ozone (O3) levels at Windsor, California is 22.303 ppm.
The current nitrogen dioxide (NO2) levels at Windsor, California is 2.736 ppb.
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