Hourly Weather | Today Friday, September 18, 2026
The Woodlands, Texas
10 AM
Cloudy Weather
82°
Feels Like 95°
0
Humidity: 72%
UV Index: 4
Wind: 6 mph
11 AM
Cloudy Weather
88°
Feels Like 99°
0
Humidity: 60%
UV Index: 5
Wind: 7 mph
12 PM
Cloudy Weather
90°
Feels Like 100°
0
Humidity: 50%
UV Index: 7
Wind: 7 mph
1 PM
Cloudy Weather
93°
Feels Like 100°
0
Humidity: 43%
UV Index: 8
Wind: 7 mph
2 PM
Sunny Weather
93°
Feels Like 102°
0
Humidity: 39%
UV Index: 7
Wind: 7 mph
3 PM
Sunny Weather
97°
Feels Like 100°
0
Humidity: 36%
UV Index: 5
Wind: 7 mph
4 PM
Sunny Weather
95°
Feels Like 99°
0
Humidity: 36%
UV Index: 4
Wind: 7 mph
5 PM
Sunny Weather
93°
Feels Like 97°
0
Humidity: 37%
UV Index: 2
Wind: 7 mph
6 PM
Sunny Weather
91°
Feels Like 91°
0
Humidity: 40%
UV Index: 1
Wind: 7 mph
7 PM
Sunny Weather
88°
Feels Like 88°
0
Humidity: 47%
UV Index: 0
Wind: 6 mph
8 PM
Night
84°
Feels Like 84°
0
Humidity: 53%
UV Index: 0
Wind: 6 mph
9 PM
Night
82°
Feels Like 82°
0
Humidity: 60%
UV Index: 0
Wind: 5 mph
10 PM
Night
79°
Feels Like 81°
0
Humidity: 68%
UV Index: 0
Wind: 5 mph
11 PM
Night
75°
Feels Like 79°
0
Humidity: 77%
UV Index: 0
Wind: 4 mph

Hourly Air Quality Forecast - AQI (US EPA)

10 AM
29 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.92 µg/m³
  • PM10: 10.56 µg/m³
  • O3: 0.028 ppm
  • NO2: 2.5 ppb
  • SO2: 0.4 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.58 µg/m³
  • PM10: 9.42 µg/m³
  • O3: 0.049 ppm
  • NO2: 1.2 ppb
  • SO2: 0.7 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

12 PM
53 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.33 µg/m³
  • PM10: 9.06 µg/m³
  • O3: 0.055 ppm
  • NO2: 0.7 ppb
  • SO2: 0.7 ppb
  • CO: 0.12 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

1 PM
61 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.7 µg/m³
  • PM10: 9.47 µg/m³
  • O3: 0.058 ppm
  • NO2: 0.5 ppb
  • SO2: 0.7 ppb
  • CO: 0.12 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

2 PM
66 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.87 µg/m³
  • PM10: 9.55 µg/m³
  • O3: 0.059 ppm
  • NO2: 0.4 ppb
  • SO2: 0.6 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

3 PM
64 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.5 µg/m³
  • PM10: 8.91 µg/m³
  • O3: 0.059 ppm
  • NO2: 0.4 ppb
  • SO2: 0.5 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

4 PM
59 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.86 µg/m³
  • PM10: 8 µg/m³
  • O3: 0.057 ppm
  • NO2: 0.4 ppb
  • SO2: 0.5 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

5 PM
53 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.31 µg/m³
  • PM10: 7.3 µg/m³
  • O3: 0.055 ppm
  • NO2: 0.5 ppb
  • SO2: 0.4 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

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

Pollutant Concentrations:

  • PM2.5: 3.9 µg/m³
  • PM10: 6.85 µg/m³
  • O3: 0.053 ppm
  • NO2: 0.6 ppb
  • SO2: 0.4 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.53 µg/m³
  • PM10: 6.52 µg/m³
  • O3: 0.050 ppm
  • NO2: 0.9 ppb
  • SO2: 0.5 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.3 µg/m³
  • PM10: 6.37 µg/m³
  • O3: 0.047 ppm
  • NO2: 1.1 ppb
  • SO2: 0.5 ppb
  • CO: 0.11 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: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.26 µg/m³
  • PM10: 6.46 µg/m³
  • O3: 0.045 ppm
  • NO2: 1.2 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: 3.28 µg/m³
  • PM10: 6.58 µg/m³
  • O3: 0.043 ppm
  • NO2: 1.2 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 PM
38 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.27 µg/m³
  • PM10: 6.62 µg/m³
  • O3: 0.041 ppm
  • NO2: 1.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.11 ppm

Health Recommendations:

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