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)
54
Moderate
WinstonSalem, North Carolina
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
10.94 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.88 μg/m³
0
55
155
255
425
605+
21.11 ppb
0
55
71
86
201
201+
0.89 ppb
0
36
76
186
605
1005+
28.94 ppb
0
54
101
361
1250
2050+
0.38 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
WinstonSalem, North Carolina
WinstonSalem, North Carolina
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AQI 54
Moderate
10.94μg/m³
PM2.5
19.88μg/m³
PM10
21.11ppb
O3
0.89ppb
SO2
28.94ppb
NO2
0.38ppm
CO
AQI 58
Moderate
13.39μg/m³
PM2.5
58.50μg/m³
PM10
21.38ppb
O3
0.90ppb
SO2
25.39ppb
NO2
0.39ppm
CO
AQI 60
Moderate
14.08μg/m³
PM2.5
50.78μg/m³
PM10
19.42ppb
O3
0.93ppb
SO2
27.00ppb
NO2
0.38ppm
CO
AQI 58
Moderate
13.22μg/m³
PM2.5
53.48μg/m³
PM10
21.17ppb
O3
0.89ppb
SO2
26.06ppb
NO2
0.39ppm
CO
AQI 60
Moderate
13.84μg/m³
PM2.5
37.07μg/m³
PM10
23.16ppb
O3
0.23ppb
SO2
21.49ppb
NO2
0.39ppm
CO
AQI 52
Moderate
9.81μg/m³
PM2.5
36.31μg/m³
PM10
22.96ppb
O3
0.84ppb
SO2
27.19ppb
NO2
0.39ppm
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 54.
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 10.935 μg/m3.
Winstonsalem, North Carolina currently has a PM10 concentration of 19.875 μg/m3.
The current carbon monoxide (CO) level in Winstonsalem, North Carolina is 0.378 ppm.
The current sulfur dioxide (SO2) concentration in Winstonsalem, North Carolina is 0.887 ppb.
Winstonsalem, North Carolina currently has an ozone (O3) concentration of 21.115 ppm.
The current level of nitrogen dioxide (NO2) in Winstonsalem, North Carolina is 28.943 ppb.
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