Hourly Weather | Today Friday, October 10, 2025
Round Rock, Texas
1 PM
Sunny Weather
84°
Feels Like 90°
0
Humidity: 41%
Wind: 7 mph
UV Index: 55
2 PM
Sunny Weather
88°
Feels Like 91°
0
Humidity: 37%
Wind: 7 mph
UV Index: 49
3 PM
Sunny Weather
90°
Feels Like 91°
0
Humidity: 33%
Wind: 7 mph
UV Index: 41
4 PM
Sunny Weather
91°
Feels Like 91°
0
Humidity: 29%
Wind: 7 mph
UV Index: 28
5 PM
Sunny Weather
90°
Feels Like 90°
0
Humidity: 29%
Wind: 7 mph
UV Index: 18
6 PM
Sunny Weather
88°
Feels Like 88°
0
Humidity: 31%
Wind: 7 mph
UV Index: 7
7 PM
Sunny Weather
86°
Feels Like 82°
0
Humidity: 33%
Wind: 6 mph
UV Index: 0
8 PM
Night
84°
Feels Like 81°
0
Humidity: 37%
Wind: 6 mph
UV Index: 0
9 PM
Night
81°
Feels Like 79°
0
Humidity: 41%
Wind: 6 mph
UV Index: 0
10 PM
Night
79°
Feels Like 75°
0
Humidity: 45%
Wind: 6 mph
UV Index: 0
11 PM
Night
75°
Feels Like 73°
0
Humidity: 48%
Wind: 6 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 9.91 µg/m³
  • PM10: 11.24 µg/m³
  • O3: 0.052 ppm
  • NO2: 0.8 ppb
  • SO2: 0.6 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.03 µg/m³
  • PM10: 10.31 µg/m³
  • O3: 0.054 ppm
  • NO2: 0.7 ppb
  • SO2: 0.5 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.32 µg/m³
  • PM10: 8.54 µg/m³
  • O3: 0.053 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.

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

Pollutant Concentrations:

  • PM2.5: 6.61 µg/m³
  • PM10: 7.78 µg/m³
  • O3: 0.052 ppm
  • NO2: 0.7 ppb
  • SO2: 0.4 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.33 µg/m³
  • PM10: 7.49 µg/m³
  • O3: 0.052 ppm
  • NO2: 0.8 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.15 µg/m³
  • PM10: 7.33 µg/m³
  • O3: 0.052 ppm
  • NO2: 1.1 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.05 µg/m³
  • PM10: 7.25 µg/m³
  • O3: 0.050 ppm
  • NO2: 1.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.11 µg/m³
  • PM10: 7.43 µg/m³
  • O3: 0.048 ppm
  • NO2: 2 ppb
  • SO2: 0.4 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.31 µg/m³
  • PM10: 7.81 µg/m³
  • O3: 0.045 ppm
  • NO2: 2.8 ppb
  • SO2: 0.5 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.41 µg/m³
  • PM10: 8.03 µg/m³
  • O3: 0.043 ppm
  • NO2: 3.3 ppb
  • SO2: 0.5 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.36 µg/m³
  • PM10: 8.03 µg/m³
  • O3: 0.039 ppm
  • NO2: 3.7 ppb
  • SO2: 0.5 ppb
  • CO: 0.12 ppm

Health Recommendations:

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