Chapel Hill, North Carolina
Humidity: 38%
Wind: 4 mph
UV Index: 1
Humidity: 43%
Wind: 4 mph
UV Index: 1
Humidity: 49%
Wind: 4 mph
UV Index: 0
Humidity: 56%
Wind: 4 mph
UV Index: 0
Humidity: 56%
Wind: 4 mph
UV Index: 0
Humidity: 61%
Wind: 4 mph
UV Index: 0
Humidity: 65%
Wind: 6 mph
UV Index: 0
Humidity: 65%
Wind: 4 mph
UV Index: 0
Humidity: 66%
Wind: 6 mph
UV Index: 0
Hourly Air Quality Forecast - AQI (US EPA)
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
7.51 µg/m³
- PM10:
8.78 µg/m³
- O3:
0.035 ppm
- NO2:
1.5 ppb
- SO2:
0.3 ppb
- CO:
0.16 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
7.84 µg/m³
- PM10:
9.14 µg/m³
- O3:
0.036 ppm
- NO2:
1.7 ppb
- SO2:
0.3 ppb
- CO:
0.17 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
8.18 µg/m³
- PM10:
9.68 µg/m³
- O3:
0.033 ppm
- NO2:
2.5 ppb
- SO2:
0.3 ppb
- CO:
0.17 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
8.63 µg/m³
- PM10:
10.47 µg/m³
- O3:
0.028 ppm
- NO2:
3.7 ppb
- SO2:
0.2 ppb
- CO:
0.19 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
9.05 µg/m³
- PM10:
11.24 µg/m³
- O3:
0.024 ppm
- NO2:
4.7 ppb
- SO2:
0.2 ppb
- CO:
0.20 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
9.2 µg/m³
- PM10:
11.59 µg/m³
- O3:
0.022 ppm
- NO2:
5.2 ppb
- SO2:
0.1 ppb
- CO:
0.21 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
9.4 µg/m³
- PM10:
11.9 µg/m³
- O3:
0.020 ppm
- NO2:
5.5 ppb
- SO2:
0.1 ppb
- CO:
0.21 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
9.63 µg/m³
- PM10:
12.15 µg/m³
- O3:
0.020 ppm
- NO2:
5.5 ppb
- SO2:
0.1 ppb
- CO:
0.21 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
9.65 µg/m³
- PM10:
12.03 µg/m³
- O3:
0.022 ppm
- NO2:
5 ppb
- SO2:
0.1 ppb
- CO:
0.21 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.