Hourly Weather | Today Monday, September 21, 2026
Franklin, Tennessee
2 PM
Cloudy Weather
97°
Feels Like 104°
15
Humidity: 39%
UV Index: 5
Wind: 6 mph
3 PM
Cloudy Weather
95°
Feels Like 100°
15
Humidity: 41%
UV Index: 4
Wind: 6 mph
4 PM
Cloudy Weather
91°
Feels Like 97°
19
Humidity: 45%
UV Index: 3
Wind: 6 mph
5 PM
Sunny with a Chance of Thunderstorms
90°
Feels Like 93°
51
Humidity: 61%
UV Index: 2
Wind: 6 mph
6 PM
Cloudy Weather
84°
Feels Like 91°
47
Humidity: 69%
UV Index: 1
Wind: 6 mph
7 PM
Cloudy Night
82°
Feels Like 86°
40
Humidity: 68%
UV Index: 0
Wind: 6 mph
8 PM
Cloudy Night
82°
Feels Like 84°
34
Humidity: 66%
UV Index: 0
Wind: 6 mph
9 PM
Cloudy Night
79°
Feels Like 82°
34
Humidity: 74%
UV Index: 0
Wind: 6 mph
10 PM
Cloudy Night
75°
Feels Like 81°
39
Humidity: 82%
UV Index: 0
Wind: 6 mph
11 PM
Cloudy Night
75°
Feels Like 79°
49
Humidity: 84%
UV Index: 0
Wind: 5 mph

Hourly Air Quality Forecast - AQI (US EPA)

2 PM
49 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.36 µg/m³
  • PM10: 9 µg/m³
  • O3: 0.053 ppm
  • NO2: 0.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

3 PM
48 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.43 µg/m³
  • PM10: 8.03 µg/m³
  • O3: 0.052 ppm
  • NO2: 0.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.89 µg/m³
  • PM10: 7.36 µg/m³
  • O3: 0.051 ppm
  • NO2: 0.4 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.9 µg/m³
  • PM10: 7.34 µg/m³
  • O3: 0.049 ppm
  • NO2: 0.6 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.21 µg/m³
  • PM10: 7.65 µg/m³
  • O3: 0.046 ppm
  • NO2: 1.1 ppb
  • SO2: 0.4 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.53 µg/m³
  • PM10: 7.85 µg/m³
  • O3: 0.044 ppm
  • NO2: 1.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.58 µg/m³
  • PM10: 7.99 µg/m³
  • O3: 0.038 ppm
  • NO2: 1.6 ppb
  • SO2: 0.3 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.72 µg/m³
  • PM10: 8.49 µg/m³
  • O3: 0.030 ppm
  • NO2: 2 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.84 µg/m³
  • PM10: 9 µg/m³
  • O3: 0.025 ppm
  • NO2: 2.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.87 µg/m³
  • PM10: 9.38 µg/m³
  • O3: 0.021 ppm
  • NO2: 2.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

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