X  Close Official AQ sensor station - Rochester, New York, USA

  PM2.5 PM10 O3 AQI classification       
Current 21 32.8 32.8 Good Air Quality
     
Forecastmin avg maxmin avg maxmin avg max           
07-12-202543718210212582Moderate Air Quality 
    
07-13-202542597810162478Moderate Air Quality 
    
07-14-20254188140102952140Unhealthy for some  
   
07-15-202582150169276274169Unhealthy Air Quality   
  
07-16-2025386016891773168Unhealthy Air Quality   
  
07-17-20253052637131863Moderate Air Quality 
    
07-18-202592478372478Moderate Air Quality 
    
            

classification AQI The health effects should be based on 24 hours average values only.
Good Air Quality 0-50 Air quality is considered satisfactory, and air pollution poses little or no risk
Moderate Air Quality 50-100 Air quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.
Unhealthy for some 100-150 Members of sensitive groups may experience health effects. The general public is not likely to be affected.
Unhealthy Air Quality 150-200 Everyone may begin to experience health effects; members of sensitive groups may experience more serious health effects.
Very Unhealthy 200-300 Health alert: everyone may experience more serious health effects
Hazardous Air Quality > 300 Health warnings of emergency conditions. The entire population is more likely to be affected
 More information:  EPA Air Quality Index      Sensor data captured at: 07-14-2025 1:00 am