Hourly Weather | Today Thursday, February 5, 2026
Champaign, Illinois
10 PM
Cloudy Night
27°
Feels Like 18°
0
Humidity: 87%
UV Index: 0
Wind: 9 mph
11 PM
Cloudy Night
25°
Feels Like 16°
0
Frost Risk: 97%
Humidity: 92%
UV Index: 0
Wind: 8 mph

Hourly Air Quality Forecast - AQI (US EPA)

10 PM
60 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 16.91 µg/m³
  • PM10: 18.36 µg/m³
  • O3: 0.029 ppm
  • NO2: 5.7 ppb
  • SO2: 1.8 ppb
  • CO: 0.20 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

11 PM
64 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 18.46 µg/m³
  • PM10: 19.96 µg/m³
  • O3: 0.027 ppm
  • NO2: 6.2 ppb
  • SO2: 1.5 ppb
  • CO: 0.21 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.