Hourly Weather | Today Tuesday, January 6, 2026
McKinney, Texas
3 PM
Cloudy Weather
73°
Feels Like 72°
0
Humidity: 27%
Wind: 8 mph
UV Index: 2
4 PM
Sunny Weather
73°
Feels Like 73°
0
Humidity: 25%
Wind: 8 mph
UV Index: 1
5 PM
Sunny Weather
72°
Feels Like 70°
0
Humidity: 27%
Wind: 7 mph
UV Index: 0
6 PM
Night
66°
Feels Like 64°
0
Humidity: 32%
Wind: 6 mph
UV Index: 0
7 PM
Cloudy Night
63°
Feels Like 63°
0
Humidity: 37%
Wind: 5 mph
UV Index: 0
8 PM
Cloudy Night
59°
Feels Like 57°
0
Humidity: 45%
Wind: 5 mph
UV Index: 0
9 PM
Cloudy Night
55°
Feels Like 55°
0
Humidity: 53%
Wind: 5 mph
UV Index: 0
10 PM
Cloudy Night
52°
Feels Like 52°
0
Humidity: 62%
Wind: 4 mph
UV Index: 0
11 PM
Cloudy Night
48°
Feels Like 48°
0
Humidity: 69%
Wind: 4 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 2.9 µg/m³
  • PM10: 5.55 µg/m³
  • O3: 0.050 ppm
  • NO2: 0.9 ppb
  • SO2: 0.2 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.15 µg/m³
  • PM10: 5.86 µg/m³
  • O3: 0.046 ppm
  • NO2: 1.6 ppb
  • SO2: 0.2 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.44 µg/m³
  • PM10: 6.24 µg/m³
  • O3: 0.040 ppm
  • NO2: 3.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.7 µg/m³
  • PM10: 6.68 µg/m³
  • O3: 0.034 ppm
  • NO2: 5.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.03 µg/m³
  • PM10: 7.32 µg/m³
  • O3: 0.029 ppm
  • NO2: 6.9 ppb
  • SO2: 0.1 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.47 µg/m³
  • PM10: 8.12 µg/m³
  • O3: 0.026 ppm
  • NO2: 7.7 ppb
  • SO2: 0.1 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.9 µg/m³
  • PM10: 8.8 µg/m³
  • O3: 0.023 ppm
  • NO2: 8 ppb
  • SO2: 0.1 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.21 µg/m³
  • PM10: 9.24 µg/m³
  • O3: 0.021 ppm
  • NO2: 8.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.58 µg/m³
  • PM10: 9.78 µg/m³
  • O3: 0.019 ppm
  • NO2: 8.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.22 ppm

Health Recommendations:

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