Hourly Weather | Today Tuesday, June 9, 2026
Worcester, Massachusetts
8 PM
Cloudy Weather
75°
Feels Like 73°
0
Humidity: 49%
UV Index: 0
Wind: 9 mph
9 PM
Cloudy Night
72°
Feels Like 70°
0
Humidity: 51%
UV Index: 0
Wind: 9 mph
10 PM
Cloudy Night
70°
Feels Like 66°
0
Humidity: 53%
UV Index: 0
Wind: 9 mph
11 PM
Cloudy Night
66°
Feels Like 64°
0
Humidity: 55%
UV Index: 0
Wind: 9 mph

Hourly Air Quality Forecast - AQI (US EPA)

8 PM
44 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.13 µg/m³
  • PM10: 5.46 µg/m³
  • O3: 0.048 ppm
  • NO2: 1.8 ppb
  • SO2: 0.4 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

9 PM
40 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.43 µg/m³
  • PM10: 5.21 µg/m³
  • O3: 0.043 ppm
  • NO2: 1.9 ppb
  • SO2: 0.4 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

10 PM
38 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.17 µg/m³
  • PM10: 5.47 µg/m³
  • O3: 0.041 ppm
  • NO2: 1.9 ppb
  • SO2: 0.4 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

11 PM
37 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.24 µg/m³
  • PM10: 6.15 µg/m³
  • O3: 0.040 ppm
  • NO2: 2.1 ppb
  • SO2: 0.4 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.