Hourly Weather | Today › Tuesday, November 10, 2026
Louisville, Kentucky
2 AM
Foggy Weather
43°
Feels Like 39°
0
Humidity: 96%
UV Index: 0
Wind: 6 mph
3 AM
Foggy Weather
43°
Feels Like 39°
0
Humidity: 96%
UV Index: 0
Wind: 6 mph
4 AM
Foggy Weather
43°
Feels Like 39°
0
Humidity: 95%
UV Index: 0
Wind: 6 mph
5 AM
Foggy Weather
45°
Feels Like 39°
0
Humidity: 93%
UV Index: 0
Wind: 6 mph
6 AM
Foggy Weather
45°
Feels Like 39°
0
Humidity: 94%
UV Index: 0
Wind: 6 mph
7 AM
Foggy Weather
45°
Feels Like 41°
0
Humidity: 94%
UV Index: 0
Wind: 6 mph
8 AM
Foggy Weather
45°
Feels Like 43°
0
Humidity: 96%
UV Index: 1
Wind: 6 mph
9 AM
Foggy Weather
50°
Feels Like 48°
0
Humidity: 90%
UV Index: 2
Wind: 7 mph
10 AM
Foggy Weather
55°
Feels Like 55°
0
Humidity: 79%
UV Index: 2
Wind: 7 mph
11 AM
Foggy Weather
59°
Feels Like 61°
0
Humidity: 70%
UV Index: 3
Wind: 8 mph
12 PM
Foggy Weather
63°
Feels Like 64°
0
Humidity: 62%
UV Index: 3
Wind: 8 mph
1 PM
Cloudy Weather
66°
Feels Like 66°
0
Humidity: 54%
UV Index: 3
Wind: 8 mph
2 PM
Cloudy Weather
68°
Feels Like 68°
0
Humidity: 49%
UV Index: 2
Wind: 9 mph
3 PM
Cloudy Weather
70°
Feels Like 70°
0
Humidity: 44%
UV Index: 2
Wind: 8 mph
4 PM
Cloudy Weather
70°
Feels Like 66°
0
Humidity: 46%
UV Index: 1
Wind: 8 mph
5 PM
Cloudy Weather
64°
Feels Like 63°
0
Humidity: 52%
UV Index: 0
Wind: 7 mph
6 PM
Cloudy Night
63°
Feels Like 61°
0
Humidity: 60%
UV Index: 0
Wind: 6 mph
7 PM
Night
59°
Feels Like 57°
0
Humidity: 68%
UV Index: 0
Wind: 6 mph
8 PM
Night
55°
Feels Like 55°
0
Humidity: 75%
UV Index: 0
Wind: 6 mph
9 PM
Night
54°
Feels Like 52°
0
Humidity: 81%
UV Index: 0
Wind: 6 mph
10 PM
Night
52°
Feels Like 50°
0
Humidity: 87%
UV Index: 0
Wind: 6 mph
11 PM
Night
50°
Feels Like 48°
0
Humidity: 89%
UV Index: 0
Wind: 5 mph

Hourly Air Quality Forecast - AQI (US EPA)

2 AM
50 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 12.19 µg/m³
  • PM10: 13.93 µg/m³
  • O3: 0.020 ppm
  • NO2: 5.7 ppb
  • SO2: 0.4 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

3 AM
51 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 12.34 µg/m³
  • PM10: 14.13 µg/m³
  • O3: 0.021 ppm
  • NO2: 4.7 ppb
  • SO2: 0.3 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.

4 AM
51 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 12.6 µg/m³
  • PM10: 14.5 µg/m³
  • O3: 0.020 ppm
  • NO2: 4.1 ppb
  • SO2: 0.3 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.

5 AM
52 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 12.91 µg/m³
  • PM10: 14.89 µg/m³
  • O3: 0.019 ppm
  • NO2: 3.7 ppb
  • SO2: 0.3 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.

6 AM
53 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 13.24 µg/m³
  • PM10: 15.24 µg/m³
  • O3: 0.018 ppm
  • NO2: 3.5 ppb
  • SO2: 0.3 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.

7 AM
53 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 13.47 µg/m³
  • PM10: 15.41 µg/m³
  • O3: 0.018 ppm
  • NO2: 3.3 ppb
  • SO2: 0.2 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.

8 AM
53 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 13.43 µg/m³
  • PM10: 15.27 µg/m³
  • O3: 0.017 ppm
  • NO2: 3.7 ppb
  • SO2: 0.2 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.

9 AM
52 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 13.16 µg/m³
  • PM10: 14.93 µg/m³
  • O3: 0.017 ppm
  • NO2: 3.7 ppb
  • SO2: 0.3 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.

10 AM
51 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 12.59 µg/m³
  • PM10: 14.29 µg/m³
  • O3: 0.020 ppm
  • NO2: 3 ppb
  • SO2: 0.4 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 AM
48 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 11.49 µg/m³
  • PM10: 13.08 µg/m³
  • O3: 0.029 ppm
  • NO2: 2.3 ppb
  • SO2: 0.9 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

12 PM
46 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 11.09 µg/m³
  • PM10: 12.58 µg/m³
  • O3: 0.033 ppm
  • NO2: 2 ppb
  • SO2: 1.1 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 11.24 µg/m³
  • PM10: 12.68 µg/m³
  • O3: 0.036 ppm
  • NO2: 1.7 ppb
  • SO2: 1.4 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.7 µg/m³
  • PM10: 10.96 µg/m³
  • O3: 0.046 ppm
  • NO2: 1.5 ppb
  • SO2: 2.3 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.71 µg/m³
  • PM10: 9.81 µg/m³
  • O3: 0.051 ppm
  • NO2: 1.3 ppb
  • SO2: 2.4 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.34 µg/m³
  • PM10: 9.37 µg/m³
  • O3: 0.052 ppm
  • NO2: 1.4 ppb
  • SO2: 2.4 ppb
  • CO: 0.13 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: 8.44 µg/m³
  • PM10: 9.46 µg/m³
  • O3: 0.049 ppm
  • NO2: 2.2 ppb
  • SO2: 2.2 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.84 µg/m³
  • PM10: 9.86 µg/m³
  • O3: 0.042 ppm
  • NO2: 3.7 ppb
  • SO2: 1.6 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

7 PM
39 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.26 µg/m³
  • PM10: 10.32 µg/m³
  • O3: 0.036 ppm
  • NO2: 5.2 ppb
  • SO2: 1.1 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.49 µg/m³
  • PM10: 10.59 µg/m³
  • O3: 0.031 ppm
  • NO2: 6.3 ppb
  • SO2: 0.6 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.84 µg/m³
  • PM10: 11.03 µg/m³
  • O3: 0.026 ppm
  • NO2: 7 ppb
  • SO2: 0.4 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 10.11 µg/m³
  • PM10: 11.41 µg/m³
  • O3: 0.023 ppm
  • NO2: 7.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 10.28 µg/m³
  • PM10: 11.68 µg/m³
  • O3: 0.020 ppm
  • NO2: 7.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.20 ppm

Health Recommendations:

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