Hourly Weather | Today Thursday, June 25, 2026
Chattanooga, Tennessee
5 PM
Cloudy Weather
86°
Feels Like 90°
24
Humidity: 47%
UV Index: 3
Wind: 7 mph
6 PM
Cloudy Weather
86°
Feels Like 88°
19
Humidity: 50%
UV Index: 2
Wind: 7 mph
7 PM
Cloudy Weather
84°
Feels Like 86°
13
Humidity: 55%
UV Index: 1
Wind: 6 mph
8 PM
Cloudy Weather
82°
Feels Like 82°
0
Humidity: 59%
UV Index: 0
Wind: 6 mph
9 PM
Cloudy Night
79°
Feels Like 81°
0
Humidity: 68%
UV Index: 0
Wind: 5 mph
10 PM
Cloudy Night
75°
Feels Like 79°
0
Humidity: 75%
UV Index: 0
Wind: 4 mph
11 PM
Cloudy Night
73°
Feels Like 77°
0
Humidity: 82%
UV Index: 0
Wind: 4 mph

Hourly Air Quality Forecast - AQI (US EPA)

5 PM
47 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 9.42 µg/m³
  • PM10: 10.31 µg/m³
  • O3: 0.050 ppm
  • NO2: 0.4 ppb
  • SO2: 0.3 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

6 PM
46 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 9.83 µg/m³
  • PM10: 10.74 µg/m³
  • O3: 0.050 ppm
  • NO2: 0.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

7 PM
45 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 10.23 µg/m³
  • PM10: 11.21 µg/m³
  • O3: 0.048 ppm
  • NO2: 0.8 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

8 PM
44 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.51 µg/m³
  • PM10: 11.57 µg/m³
  • O3: 0.046 ppm
  • NO2: 1 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

9 PM
45 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.78 µg/m³
  • PM10: 12.19 µg/m³
  • O3: 0.038 ppm
  • NO2: 1.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

10 PM
47 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 11.17 µg/m³
  • PM10: 13.18 µg/m³
  • O3: 0.027 ppm
  • NO2: 1.9 ppb
  • SO2: 0.2 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

11 PM
48 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 11.47 µg/m³
  • PM10: 14 µg/m³
  • O3: 0.020 ppm
  • NO2: 2.1 ppb
  • SO2: 0.2 ppb
  • CO: 0.11 ppm

Health Recommendations:

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