San Francisco, California
Humidity: 88%
Wind: 10 mph
UV Index: 0
Humidity: 89%
Wind: 10 mph
UV Index: 0
Humidity: 91%
Wind: 9 mph
UV Index: 0
Humidity: 92%
Wind: 9 mph
UV Index: 0
Hourly Air Quality Forecast - AQI (US EPA)
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
1.71 µg/m³
- PM10:
3.18 µg/m³
- O3:
0.047 ppm
- NO2:
0.4 ppb
- SO2:
0.1 ppb
- CO:
0.10 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
1.35 µg/m³
- PM10:
2.65 µg/m³
- O3:
0.047 ppm
- NO2:
0.4 ppb
- SO2:
0.1 ppb
- CO:
0.10 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
1.17 µg/m³
- PM10:
2.32 µg/m³
- O3:
0.047 ppm
- NO2:
0.3 ppb
- SO2:
0.1 ppb
- CO:
0.10 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
1.12 µg/m³
- PM10:
2.18 µg/m³
- O3:
0.046 ppm
- NO2:
0.3 ppb
- SO2:
0.1 ppb
- CO:
0.10 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.