Stay updated with real-time air quality in Windsor, Colorado 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)
31
Good
Windsor, Colorado
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
0.70 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
2.23 μg/m³
0
55
155
255
425
605+
32.71 ppb
0
55
71
86
201
201+
0.72 ppb
0
36
76
186
605
1005+
3.45 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Windsor, Colorado
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AQI 31
Good
0.84μg/m³
PM2.5
3.04μg/m³
PM10
32.70ppb
O3
0.72ppb
SO2
8.29ppb
NO2
0.12ppm
CO
AQI 34
Good
1.26μg/m³
PM2.5
8.24μg/m³
PM10
37.17ppb
O3
0.69ppb
SO2
21.31ppb
NO2
0.14ppm
CO
AQI 35
Good
0.93μg/m³
PM2.5
3.55μg/m³
PM10
37.60ppb
O3
0.72ppb
SO2
1.40ppb
NO2
0.13ppm
CO
AQI 30
Good
1.12μg/m³
PM2.5
5.06μg/m³
PM10
32.18ppb
O3
0.71ppb
SO2
24.03ppb
NO2
0.11ppm
CO
AQI 27
Good
0.70μg/m³
PM2.5
1.11μg/m³
PM10
29.25ppb
O3
0.74ppb
SO2
1.23ppb
NO2
0.10ppm
CO
AQI 30
Good
1.29μg/m³
PM2.5
5.64μg/m³
PM10
32.44ppb
O3
0.71ppb
SO2
22.84ppb
NO2
0.11ppm
CO
Air quality and pollutant data for Colorado, USA 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 Windsor, Colorado is updated every hour for accuracy.
In the past 24 hours, the air quality in Windsor, Colorado was at its worst at 03:00:00 on 2026-03-09.
In the last 24 hours, the best air quality in Windsor, Colorado was observed at 10:00:00 on 2026-03-09.
As of now, the AQI in Windsor, Colorado is 31, indicating Good conditions.
Windsor, Colorado air has the highest levels of O3.
Poor air quality in Windsor, Colorado means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Windsor, Colorado are currently 0.701 μg/m3.
The PM10 concentration in Windsor, Colorado is 2.233 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Windsor, Colorado is 0.122 ppm.
Currently, Windsor, Colorado has a sulfur dioxide (SO2) concentration of 0.725 ppb.
The current ozone (O3) level in Windsor, Colorado at the moment is 32.714 ppm.
Nitrogen dioxide (NO2) level in Windsor, Colorado at the moment is 3.449 ppb.
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