Hourly Weather | Today Monday, July 20, 2026
Houston, Texas
10 AM
Cloudy Weather
84°
Feels Like 99°
0
Humidity: 71%
UV Index: 5
Wind: 6 mph
11 AM
Sunny Weather
88°
Feels Like 102°
0
Humidity: 63%
UV Index: 8
Wind: 6 mph
12 PM
Sunny Weather
91°
Feels Like 106°
0
Humidity: 56%
UV Index: 11
Wind: 6 mph
1 PM
Sunny Weather
93°
Feels Like 108°
0
Humidity: 50%
UV Index: 11
Wind: 6 mph
2 PM
Sunny Weather
95°
Feels Like 109°
0
Humidity: 44%
UV Index: 11
Wind: 6 mph
3 PM
Sunny Weather
97°
Feels Like 108°
0
Humidity: 40%
UV Index: 8
Wind: 6 mph
4 PM
Cloudy Weather
99°
Feels Like 106°
0
Humidity: 37%
UV Index: 5
Wind: 6 mph
5 PM
Cloudy Weather
99°
Feels Like 104°
0
Humidity: 36%
UV Index: 3
Wind: 6 mph
6 PM
Cloudy Weather
99°
Feels Like 102°
0
Humidity: 38%
UV Index: 2
Wind: 6 mph
7 PM
Cloudy Weather
97°
Feels Like 100°
0
Humidity: 41%
UV Index: 1
Wind: 7 mph
8 PM
Cloudy Weather
93°
Feels Like 97°
0
Humidity: 48%
UV Index: 0
Wind: 7 mph
9 PM
Cloudy Night
90°
Feels Like 97°
0
Humidity: 58%
UV Index: 0
Wind: 7 mph
10 PM
Cloudy Night
88°
Feels Like 93°
0
Humidity: 66%
UV Index: 0
Wind: 7 mph
11 PM
Cloudy Night
84°
Feels Like 91°
0
Humidity: 71%
UV Index: 0
Wind: 7 mph

Hourly Air Quality Forecast - AQI (US EPA)

10 AM
18 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.95 µg/m³
  • PM10: 11.22 µg/m³
  • O3: 0.019 ppm
  • NO2: 0.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.94 µg/m³
  • PM10: 11.37 µg/m³
  • O3: 0.021 ppm
  • NO2: 0.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.86 µg/m³
  • PM10: 11.05 µg/m³
  • O3: 0.023 ppm
  • NO2: 0.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.81 µg/m³
  • PM10: 10.75 µg/m³
  • O3: 0.023 ppm
  • NO2: 0.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.72 µg/m³
  • PM10: 10.16 µg/m³
  • O3: 0.024 ppm
  • NO2: 0.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.59 µg/m³
  • PM10: 9.49 µg/m³
  • O3: 0.023 ppm
  • NO2: 0.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.49 µg/m³
  • PM10: 9.05 µg/m³
  • O3: 0.023 ppm
  • NO2: 0.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.48 µg/m³
  • PM10: 8.99 µg/m³
  • O3: 0.022 ppm
  • NO2: 0.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.51 µg/m³
  • PM10: 9.2 µg/m³
  • O3: 0.021 ppm
  • NO2: 0.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.48 µg/m³
  • PM10: 9.08 µg/m³
  • O3: 0.020 ppm
  • NO2: 0.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.42 µg/m³
  • PM10: 8.78 µg/m³
  • O3: 0.019 ppm
  • NO2: 0.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.38 µg/m³
  • PM10: 8.54 µg/m³
  • O3: 0.018 ppm
  • NO2: 0.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.34 µg/m³
  • PM10: 8.26 µg/m³
  • O3: 0.017 ppm
  • NO2: 0.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.29 µg/m³
  • PM10: 7.93 µg/m³
  • O3: 0.017 ppm
  • NO2: 0.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.07 ppm

Health Recommendations:

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