Hourly Weather | Today Tuesday, January 13, 2026
Chattanooga, Tennessee
6 PM
Cloudy Night
54°
Feels Like 50°
0
Humidity: 43%
Wind: 8 mph
UV Index: 0
7 PM
Night
52°
Feels Like 46°
0
Humidity: 48%
Wind: 8 mph
UV Index: 0
8 PM
Night
48°
Feels Like 45°
0
Humidity: 54%
Wind: 8 mph
UV Index: 0
9 PM
Night
46°
Feels Like 41°
0
Humidity: 58%
Wind: 8 mph
UV Index: 0
10 PM
Night
43°
Feels Like 37°
0
Humidity: 63%
Wind: 8 mph
UV Index: 0
11 PM
Night
41°
Feels Like 36°
0
Humidity: 67%
Wind: 8 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 4.88 µg/m³
  • PM10: 6.74 µg/m³
  • O3: 0.040 ppm
  • NO2: 3.9 ppb
  • SO2: 1.9 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.11 µg/m³
  • PM10: 7.01 µg/m³
  • O3: 0.039 ppm
  • NO2: 4.1 ppb
  • SO2: 1.7 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.31 µg/m³
  • PM10: 7.19 µg/m³
  • O3: 0.037 ppm
  • NO2: 4 ppb
  • SO2: 1.4 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.53 µg/m³
  • PM10: 7.41 µg/m³
  • O3: 0.036 ppm
  • NO2: 3.8 ppb
  • SO2: 1.2 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.84 µg/m³
  • PM10: 7.68 µg/m³
  • O3: 0.036 ppm
  • NO2: 3.6 ppb
  • SO2: 1 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.01 µg/m³
  • PM10: 7.78 µg/m³
  • O3: 0.036 ppm
  • NO2: 3.3 ppb
  • SO2: 0.9 ppb
  • CO: 0.15 ppm

Health Recommendations:

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