Hourly Weather | Today Wednesday, March 18, 2026
San Angelo, Texas
12 PM
Cloudy Weather
66°
Feels Like 70°
0
Humidity: 38%
UV Index: 6
Wind: 9 mph
1 PM
Cloudy Weather
70°
Feels Like 73°
0
Humidity: 32%
UV Index: 7
Wind: 9 mph
2 PM
Cloudy Weather
72°
Feels Like 77°
0
Humidity: 28%
UV Index: 6
Wind: 9 mph
3 PM
Cloudy Weather
75°
Feels Like 79°
0
Humidity: 25%
UV Index: 5
Wind: 9 mph
4 PM
Cloudy Weather
77°
Feels Like 79°
0
Humidity: 23%
UV Index: 3
Wind: 9 mph
5 PM
Cloudy Weather
81°
Feels Like 79°
0
Humidity: 21%
UV Index: 2
Wind: 9 mph
6 PM
Cloudy Weather
82°
Feels Like 81°
0
Humidity: 19%
UV Index: 1
Wind: 9 mph
7 PM
Cloudy Weather
79°
Feels Like 75°
0
Humidity: 21%
UV Index: 0
Wind: 9 mph
8 PM
Night
75°
Feels Like 72°
0
Humidity: 24%
UV Index: 0
Wind: 8 mph
9 PM
Night
72°
Feels Like 68°
0
Humidity: 28%
UV Index: 0
Wind: 8 mph
10 PM
Night
66°
Feels Like 64°
0
Humidity: 33%
UV Index: 0
Wind: 8 mph
11 PM
Night
63°
Feels Like 61°
0
Humidity: 39%
UV Index: 0
Wind: 8 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 4.78 µg/m³
  • PM10: 11.52 µg/m³
  • O3: 0.054 ppm
  • NO2: 0.3 ppb
  • SO2: 0.6 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.99 µg/m³
  • PM10: 12.08 µg/m³
  • O3: 0.055 ppm
  • NO2: 0.2 ppb
  • SO2: 0.6 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
61 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.42 µg/m³
  • PM10: 12.42 µg/m³
  • O3: 0.058 ppm
  • NO2: 0.2 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.

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

Pollutant Concentrations:

  • PM2.5: 5.64 µg/m³
  • PM10: 12.44 µg/m³
  • O3: 0.058 ppm
  • NO2: 0.2 ppb
  • SO2: 0.6 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.

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

Pollutant Concentrations:

  • PM2.5: 5.64 µg/m³
  • PM10: 12.35 µg/m³
  • O3: 0.058 ppm
  • NO2: 0.2 ppb
  • SO2: 0.6 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.

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

Pollutant Concentrations:

  • PM2.5: 5.66 µg/m³
  • PM10: 12.23 µg/m³
  • O3: 0.059 ppm
  • NO2: 0.2 ppb
  • SO2: 0.5 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.

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

Pollutant Concentrations:

  • PM2.5: 5.59 µg/m³
  • PM10: 11.92 µg/m³
  • O3: 0.059 ppm
  • NO2: 0.3 ppb
  • SO2: 0.4 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.

7 PM
62 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.45 µg/m³
  • PM10: 11.72 µg/m³
  • O3: 0.058 ppm
  • NO2: 0.3 ppb
  • SO2: 0.4 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.

8 PM
57 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.29 µg/m³
  • PM10: 11.55 µg/m³
  • O3: 0.056 ppm
  • NO2: 0.4 ppb
  • SO2: 0.3 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.

9 PM
51 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.15 µg/m³
  • PM10: 11.42 µg/m³
  • O3: 0.054 ppm
  • NO2: 0.5 ppb
  • SO2: 0.3 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.

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

Pollutant Concentrations:

  • PM2.5: 5.04 µg/m³
  • PM10: 11.27 µg/m³
  • O3: 0.053 ppm
  • NO2: 0.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.83 µg/m³
  • PM10: 10.79 µg/m³
  • O3: 0.051 ppm
  • NO2: 0.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

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