Hourly Weather | Today Tuesday, June 9, 2026
Caldwell, Idaho
10 PM
Cloudy Night
66°
Feels Like 63°
0
Humidity: 32%
UV Index: 0
Wind: 9 mph
11 PM
Night
63°
Feels Like 59°
0
Humidity: 36%
UV Index: 0
Wind: 9 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.86 µg/m³
  • O3: 0.044 ppm
  • NO2: 0.1 ppb
  • SO2: 0 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.95 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.2 ppb
  • SO2: 0 ppb
  • CO: 0.07 ppm

Health Recommendations:

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