Stay updated with real-time air quality in WinstonSalem, North Carolina 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
WinstonSalem, North Carolina
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
12.45 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
21.54 μg/m³
0
55
155
255
425
605+
19.60 ppb
0
55
71
86
201
201+
1.42 ppb
0
36
76
186
605
1005+
21.79 ppb
0
54
101
361
1250
2050+
0.46 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Very high
WinstonSalem, North Carolina
WinstonSalem, North Carolina
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AQI 56
Moderate
12.45μg/m³
PM2.5
21.54μg/m³
PM10
19.60ppb
O3
1.42ppb
SO2
21.79ppb
NO2
0.46ppm
CO
AQI 67
Moderate
17.79μg/m³
PM2.5
76.41μg/m³
PM10
11.59ppb
O3
1.44ppb
SO2
26.25ppb
NO2
0.47ppm
CO
AQI 62
Moderate
14.77μg/m³
PM2.5
31.32μg/m³
PM10
20.89ppb
O3
1.44ppb
SO2
25.87ppb
NO2
0.45ppm
CO
AQI 66
Moderate
17.01μg/m³
PM2.5
68.18μg/m³
PM10
12.48ppb
O3
1.43ppb
SO2
25.45ppb
NO2
0.47ppm
CO
AQI 69
Moderate
18.70μg/m³
PM2.5
61.45μg/m³
PM10
15.69ppb
O3
0.24ppb
SO2
23.90ppb
NO2
0.47ppm
CO
AQI 69
Moderate
18.77μg/m³
PM2.5
82.42μg/m³
PM10
15.20ppb
O3
1.32ppb
SO2
26.52ppb
NO2
0.48ppm
CO
The air quality data for North Carolina, USA 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 Winstonsalem, North Carolina are available every hour.
Winstonsalem, North Carolina experienced its worst air quality at 05:00:00, 2026-01-22.
The best air quality in Winstonsalem, North Carolina was observed at 11:00:00 on 2026-01-22.
The air quality in Winstonsalem, North Carolina right now is Moderate, with an AQI of 56.
In Winstonsalem, North Carolina, PM2.5 is the most frequently found pollutant.
When air quality in Winstonsalem, North Carolina is compromised, staying indoors and wearing a mask can reduce health risks.
Winstonsalem, North Carolina currently has a PM2.5 concentration of 12.448 μg/m3.
Winstonsalem, North Carolina currently has a PM10 concentration of 21.537 μg/m3.
The current carbon monoxide (CO) level in Winstonsalem, North Carolina is 0.461 ppm.
The current sulfur dioxide (SO2) concentration in Winstonsalem, North Carolina is 1.416 ppb.
Winstonsalem, North Carolina currently has an ozone (O3) concentration of 19.598 ppm.
The current level of nitrogen dioxide (NO2) in Winstonsalem, North Carolina is 21.793 ppb.
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