Hourly Weather | Today Sunday, May 10, 2026
Killeen, Texas
6 AM
Cloudy Night
72°
Feels Like 73°
1
Humidity: 90%
UV Index: 0
Wind: 8 mph
7 AM
Cloudy Weather
72°
Feels Like 73°
2
Humidity: 90%
UV Index: 1
Wind: 7 mph
8 AM
Sunny Weather
73°
Feels Like 75°
4
Humidity: 82%
UV Index: 2
Wind: 7 mph
9 AM
Cloudy Weather
75°
Feels Like 82°
4
Humidity: 76%
UV Index: 3
Wind: 6 mph
10 AM
Cloudy Weather
81°
Feels Like 88°
4
Humidity: 68%
UV Index: 5
Wind: 6 mph
11 AM
Cloudy Weather
82°
Feels Like 91°
6
Humidity: 62%
UV Index: 8
Wind: 7 mph
12 PM
Cloudy Weather
84°
Feels Like 93°
6
Humidity: 58%
UV Index: 10
Wind: 9 mph
1 PM
Cloudy Weather
86°
Feels Like 97°
9
Humidity: 55%
UV Index: 11
Wind: 10 mph
2 PM
Cloudy Weather
88°
Feels Like 97°
21
Humidity: 51%
UV Index: 10
Wind: 10 mph
3 PM
Cloudy Weather
90°
Feels Like 97°
21
Humidity: 48%
UV Index: 8
Wind: 12 mph
4 PM
Cloudy Weather
91°
Feels Like 97°
26
Humidity: 44%
UV Index: 5
Wind: 12 mph
5 PM
Cloudy Weather
91°
Feels Like 93°
47
Humidity: 45%
UV Index: 2
Wind: 10 mph
6 PM
Stormy Weather
88°
Feels Like 86°
51
Humidity: 62%
UV Index: 0
Wind: 10 mph
7 PM
Cloudy Weather
82°
Feels Like 84°
43
Humidity: 67%
UV Index: 0
Wind: 10 mph
8 PM
Stormy Weather
79°
Feels Like 75°
66
Humidity: 78%
UV Index: 0
Wind: 12 mph
9 PM
Cloudy Weather
75°
Feels Like 75°
49
Humidity: 73%
UV Index: 0
Wind: 13 mph
10 PM
Cloudy Weather
73°
Feels Like 72°
49
Humidity: 75%
UV Index: 0
Wind: 15 mph
11 PM
Cloudy Weather
72°
Feels Like 70°
49
Humidity: 79%
UV Index: 0
Wind: 13 mph

Hourly Air Quality Forecast - AQI (US EPA)

6 AM
12 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.59 µg/m³
  • PM10: 3.61 µg/m³
  • O3: 0.013 ppm
  • NO2: 1.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

7 AM
13 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.55 µg/m³
  • PM10: 3.69 µg/m³
  • O3: 0.014 ppm
  • NO2: 1.7 ppb
  • SO2: 0.2 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

8 AM
15 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.49 µg/m³
  • PM10: 3.86 µg/m³
  • O3: 0.016 ppm
  • NO2: 1.9 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 AM
15 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.37 µg/m³
  • PM10: 3.77 µg/m³
  • O3: 0.017 ppm
  • NO2: 1.9 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 AM
17 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.29 µg/m³
  • PM10: 3.65 µg/m³
  • O3: 0.018 ppm
  • NO2: 1.6 ppb
  • SO2: 0.4 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

11 AM
23 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.48 µg/m³
  • PM10: 3.8 µg/m³
  • O3: 0.025 ppm
  • NO2: 1.1 ppb
  • SO2: 0.4 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

12 PM
28 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.96 µg/m³
  • PM10: 4.23 µg/m³
  • O3: 0.031 ppm
  • NO2: 0.8 ppb
  • SO2: 0.4 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

1 PM
32 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.54 µg/m³
  • PM10: 4.73 µg/m³
  • O3: 0.035 ppm
  • NO2: 0.6 ppb
  • SO2: 0.4 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.29 µg/m³
  • PM10: 4.33 µg/m³
  • O3: 0.037 ppm
  • NO2: 0.4 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.91 µg/m³
  • PM10: 3.85 µg/m³
  • O3: 0.037 ppm
  • NO2: 0.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.68 µg/m³
  • PM10: 3.55 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.54 µg/m³
  • PM10: 3.38 µg/m³
  • O3: 0.039 ppm
  • NO2: 0.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.47 µg/m³
  • PM10: 3.36 µg/m³
  • O3: 0.039 ppm
  • NO2: 0.6 ppb
  • SO2: 0.2 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.4 µg/m³
  • PM10: 3.38 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.8 ppb
  • SO2: 0.2 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.26 µg/m³
  • PM10: 3.27 µg/m³
  • O3: 0.035 ppm
  • NO2: 1.1 ppb
  • SO2: 0.2 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.11 µg/m³
  • PM10: 3 µg/m³
  • O3: 0.033 ppm
  • NO2: 1.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.92 µg/m³
  • PM10: 2.61 µg/m³
  • O3: 0.031 ppm
  • NO2: 1.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.67 µg/m³
  • PM10: 2.13 µg/m³
  • O3: 0.028 ppm
  • NO2: 1.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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