Hourly Weather | Today Sunday, December 14, 2025
Hesperia, California
6 AM
Cloudy Night
45°
Feels Like 43°
0
Humidity: 70%
Wind: 5 mph
UV Index: 0
7 AM
Cloudy Weather
46°
Feels Like 46°
0
Humidity: 59%
Wind: 4 mph
UV Index: 0
8 AM
Cloudy Weather
50°
Feels Like 52°
0
Humidity: 51%
Wind: 4 mph
UV Index: 1
9 AM
Cloudy Weather
54°
Feels Like 57°
0
Humidity: 44%
Wind: 5 mph
UV Index: 2
10 AM
Cloudy Weather
59°
Feels Like 64°
0
Humidity: 36%
Wind: 5 mph
UV Index: 2
11 AM
Cloudy Weather
63°
Feels Like 66°
0
Humidity: 31%
Wind: 5 mph
UV Index: 3
12 PM
Cloudy Weather
66°
Feels Like 70°
0
Humidity: 27%
Wind: 6 mph
UV Index: 3
1 PM
Cloudy Weather
68°
Feels Like 70°
0
Humidity: 24%
Wind: 6 mph
UV Index: 3
2 PM
Cloudy Weather
70°
Feels Like 72°
0
Humidity: 23%
Wind: 6 mph
UV Index: 2
3 PM
Cloudy Weather
68°
Feels Like 68°
0
Humidity: 25%
Wind: 6 mph
UV Index: 2
4 PM
Cloudy Weather
64°
Feels Like 64°
0
Humidity: 28%
Wind: 6 mph
UV Index: 1
5 PM
Cloudy Night
61°
Feels Like 61°
0
Humidity: 33%
Wind: 6 mph
UV Index: 0
6 PM
Cloudy Night
57°
Feels Like 55°
0
Humidity: 39%
Wind: 5 mph
UV Index: 0
7 PM
Cloudy Night
54°
Feels Like 52°
0
Humidity: 45%
Wind: 5 mph
UV Index: 0
8 PM
Night
50°
Feels Like 50°
0
Humidity: 49%
Wind: 5 mph
UV Index: 0
9 PM
Night
46°
Feels Like 46°
0
Humidity: 54%
Wind: 5 mph
UV Index: 0
10 PM
Night
45°
Feels Like 45°
0
Humidity: 58%
Wind: 5 mph
UV Index: 0
11 PM
Night
45°
Feels Like 45°
0
Humidity: 60%
Wind: 5 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

6 AM
163 AQI
Unhealthy air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 80.85 µg/m³
  • PM10: 99.22 µg/m³
  • O3: 0.032 ppm
  • NO2: 13.1 ppb
  • SO2: 2.3 ppb
  • CO: 0.51 ppm

Health Recommendations:

Everyone may begin to experience health effects; sensitive groups may experience more serious effects.

7 AM
165 AQI
Unhealthy air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 83.1 µg/m³
  • PM10: 102.01 µg/m³
  • O3: 0.031 ppm
  • NO2: 15.6 ppb
  • SO2: 2.4 ppb
  • CO: 0.52 ppm

Health Recommendations:

Everyone may begin to experience health effects; sensitive groups may experience more serious effects.

8 AM
168 AQI
Unhealthy air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 88.68 µg/m³
  • PM10: 108.38 µg/m³
  • O3: 0.027 ppm
  • NO2: 20.5 ppb
  • SO2: 2.5 ppb
  • CO: 0.57 ppm

Health Recommendations:

Everyone may begin to experience health effects; sensitive groups may experience more serious effects.

9 AM
171 AQI
Unhealthy air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 94.74 µg/m³
  • PM10: 115.6 µg/m³
  • O3: 0.026 ppm
  • NO2: 25.4 ppb
  • SO2: 2.5 ppb
  • CO: 0.61 ppm

Health Recommendations:

Everyone may begin to experience health effects; sensitive groups may experience more serious effects.

10 AM
173 AQI
Unhealthy air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 99.62 µg/m³
  • PM10: 121.55 µg/m³
  • O3: 0.030 ppm
  • NO2: 28.1 ppb
  • SO2: 2.6 ppb
  • CO: 0.64 ppm

Health Recommendations:

Everyone may begin to experience health effects; sensitive groups may experience more serious effects.

11 AM
168 AQI
Unhealthy air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 89.92 µg/m³
  • PM10: 111.02 µg/m³
  • O3: 0.042 ppm
  • NO2: 24 ppb
  • SO2: 2.7 ppb
  • CO: 0.57 ppm

Health Recommendations:

Everyone may begin to experience health effects; sensitive groups may experience more serious effects.

12 PM
166 AQI
Unhealthy air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 85.2 µg/m³
  • PM10: 105.7 µg/m³
  • O3: 0.053 ppm
  • NO2: 20.5 ppb
  • SO2: 2.8 ppb
  • CO: 0.53 ppm

Health Recommendations:

Everyone may begin to experience health effects; sensitive groups may experience more serious effects.

1 PM
164 AQI
Unhealthy air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 82.66 µg/m³
  • PM10: 102.57 µg/m³
  • O3: 0.064 ppm
  • NO2: 17.7 ppb
  • SO2: 2.8 ppb
  • CO: 0.49 ppm

Health Recommendations:

Everyone may begin to experience health effects; sensitive groups may experience more serious effects.

2 PM
162 AQI
Unhealthy air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 77.88 µg/m³
  • PM10: 96.82 µg/m³
  • O3: 0.069 ppm
  • NO2: 15.9 ppb
  • SO2: 2.6 ppb
  • CO: 0.45 ppm

Health Recommendations:

Everyone may begin to experience health effects; sensitive groups may experience more serious effects.

3 PM
157 AQI
Unhealthy air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 68.69 µg/m³
  • PM10: 86.13 µg/m³
  • O3: 0.067 ppm
  • NO2: 14.4 ppb
  • SO2: 2.1 ppb
  • CO: 0.40 ppm

Health Recommendations:

Everyone may begin to experience health effects; sensitive groups may experience more serious effects.

4 PM
152 AQI
Unhealthy air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 58.39 µg/m³
  • PM10: 74.2 µg/m³
  • O3: 0.062 ppm
  • NO2: 13.2 ppb
  • SO2: 1.8 ppb
  • CO: 0.35 ppm

Health Recommendations:

Everyone may begin to experience health effects; sensitive groups may experience more serious effects.

5 PM
139 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 50.83 µg/m³
  • PM10: 65.44 µg/m³
  • O3: 0.056 ppm
  • NO2: 12.1 ppb
  • SO2: 1.6 ppb
  • CO: 0.33 ppm

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is less likely to be affected.

6 PM
132 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 48.1 µg/m³
  • PM10: 62.32 µg/m³
  • O3: 0.050 ppm
  • NO2: 12.7 ppb
  • SO2: 1.5 ppb
  • CO: 0.33 ppm

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is less likely to be affected.

7 PM
129 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 47.1 µg/m³
  • PM10: 61.44 µg/m³
  • O3: 0.045 ppm
  • NO2: 14.1 ppb
  • SO2: 1.5 ppb
  • CO: 0.33 ppm

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is less likely to be affected.

8 PM
132 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 48.1 µg/m³
  • PM10: 62.97 µg/m³
  • O3: 0.041 ppm
  • NO2: 15.5 ppb
  • SO2: 1.6 ppb
  • CO: 0.34 ppm

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is less likely to be affected.

9 PM
138 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 50.41 µg/m³
  • PM10: 66.09 µg/m³
  • O3: 0.038 ppm
  • NO2: 17.3 ppb
  • SO2: 1.6 ppb
  • CO: 0.36 ppm

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is less likely to be affected.

10 PM
145 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 53.58 µg/m³
  • PM10: 70.21 µg/m³
  • O3: 0.035 ppm
  • NO2: 19.6 ppb
  • SO2: 1.7 ppb
  • CO: 0.38 ppm

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is less likely to be affected.

11 PM
149 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 55.16 µg/m³
  • PM10: 72.26 µg/m³
  • O3: 0.033 ppm
  • NO2: 20.7 ppb
  • SO2: 1.7 ppb
  • CO: 0.40 ppm

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is less likely to be affected.