X  Close Official AQ sensor station - Bristol St Paul's, United Kingdom

  PM2.5 PM10 O3 AQI classification       
Current 21 10 32.5 32.5 Good Air Quality
     
Forecastmin avg maxmin avg maxmin avg max           
04-05-2026284455101416281555Moderate Air Quality 
    
05-05-20269153447118152034Good Air Quality
     
06-05-20269122056812151920Good Air Quality
     
07-05-20268193249148132132Good Air Quality
     
08-05-2026193356713224122156Moderate Air Quality 
    
09-05-20262749651015224101765Moderate Air Quality 
    
10-05-2026172250791414161850Good Air Quality
     
11-05-202615151577716161616Good 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: 06-05-2026 15:00