Hourly Weather | Today Monday, September 14, 2026
Hesperia, California
5 AM
Cloudy Night
61°
Feels Like 59°
0
Humidity: 68%
UV Index: 0
Wind: 6 mph
6 AM
Cloudy Night
61°
Feels Like 59°
0
Humidity: 68%
UV Index: 0
Wind: 6 mph
7 AM
Cloudy Weather
63°
Feels Like 63°
0
Humidity: 62%
UV Index: 0
Wind: 5 mph
8 AM
Cloudy Weather
66°
Feels Like 66°
0
Humidity: 54%
UV Index: 1
Wind: 5 mph
9 AM
Cloudy Weather
70°
Feels Like 72°
0
Humidity: 46%
UV Index: 2
Wind: 5 mph
10 AM
Cloudy Weather
75°
Feels Like 81°
0
Humidity: 35%
UV Index: 4
Wind: 5 mph
11 AM
Cloudy Weather
81°
Feels Like 84°
0
Humidity: 28%
UV Index: 5
Wind: 6 mph
12 PM
Cloudy Weather
84°
Feels Like 90°
0
Humidity: 23%
UV Index: 7
Wind: 7 mph
1 PM
Cloudy Weather
86°
Feels Like 91°
0
Humidity: 19%
UV Index: 7
Wind: 9 mph
2 PM
Cloudy Weather
88°
Feels Like 91°
0
Humidity: 18%
UV Index: 7
Wind: 10 mph
3 PM
Cloudy Weather
90°
Feels Like 90°
0
Humidity: 17%
UV Index: 5
Wind: 13 mph
4 PM
Cloudy Weather
88°
Feels Like 88°
0
Humidity: 19%
UV Index: 4
Wind: 14 mph
5 PM
Cloudy Weather
84°
Feels Like 82°
0
Humidity: 22%
UV Index: 2
Wind: 15 mph
6 PM
Cloudy Weather
82°
Feels Like 81°
0
Humidity: 28%
UV Index: 1
Wind: 14 mph
7 PM
Cloudy Night
79°
Feels Like 75°
0
Humidity: 36%
UV Index: 0
Wind: 13 mph
8 PM
Night
75°
Feels Like 73°
0
Humidity: 45%
UV Index: 0
Wind: 12 mph
9 PM
Night
73°
Feels Like 70°
0
Humidity: 52%
UV Index: 0
Wind: 10 mph
10 PM
Night
70°
Feels Like 68°
0
Humidity: 57%
UV Index: 0
Wind: 9 mph
11 PM
Night
70°
Feels Like 66°
0
Humidity: 60%
UV Index: 0
Wind: 8 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 9.84 µg/m³
  • PM10: 28.43 µg/m³
  • O3: 0.041 ppm
  • NO2: 3.1 ppb
  • SO2: 1.1 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

6 AM
41 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.78 µg/m³
  • PM10: 28.6 µg/m³
  • O3: 0.041 ppm
  • NO2: 3.1 ppb
  • SO2: 1 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

7 AM
40 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.68 µg/m³
  • PM10: 28.81 µg/m³
  • O3: 0.040 ppm
  • NO2: 3.4 ppb
  • SO2: 1 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

8 AM
39 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.4 µg/m³
  • PM10: 28.74 µg/m³
  • O3: 0.040 ppm
  • NO2: 3.9 ppb
  • SO2: 1 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

9 AM
39 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 9.13 µg/m³
  • PM10: 28.54 µg/m³
  • O3: 0.042 ppm
  • NO2: 3.6 ppb
  • SO2: 1.1 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.3 µg/m³
  • PM10: 28.68 µg/m³
  • O3: 0.045 ppm
  • NO2: 3.4 ppb
  • SO2: 1.1 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 10.15 µg/m³
  • PM10: 29.56 µg/m³
  • O3: 0.050 ppm
  • NO2: 2.7 ppb
  • SO2: 1.1 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 10.48 µg/m³
  • PM10: 29.09 µg/m³
  • O3: 0.056 ppm
  • NO2: 1.9 ppb
  • SO2: 1.1 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 11.1 µg/m³
  • PM10: 29.17 µg/m³
  • O3: 0.059 ppm
  • NO2: 1.6 ppb
  • SO2: 1.1 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 11.75 µg/m³
  • PM10: 29.55 µg/m³
  • O3: 0.062 ppm
  • NO2: 1.5 ppb
  • SO2: 1.2 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 12.11 µg/m³
  • PM10: 29.73 µg/m³
  • O3: 0.063 ppm
  • NO2: 1.7 ppb
  • SO2: 1.2 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 12.13 µg/m³
  • PM10: 29.61 µg/m³
  • O3: 0.064 ppm
  • NO2: 1.9 ppb
  • SO2: 1.3 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 11.91 µg/m³
  • PM10: 29.24 µg/m³
  • O3: 0.063 ppm
  • NO2: 2.4 ppb
  • SO2: 1.4 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 11.95 µg/m³
  • PM10: 29.38 µg/m³
  • O3: 0.061 ppm
  • NO2: 3.4 ppb
  • SO2: 1.4 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 12.05 µg/m³
  • PM10: 29.64 µg/m³
  • O3: 0.057 ppm
  • NO2: 4.6 ppb
  • SO2: 1.4 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 12 µg/m³
  • PM10: 29.82 µg/m³
  • O3: 0.054 ppm
  • NO2: 4.9 ppb
  • SO2: 1.5 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 11.33 µg/m³
  • PM10: 29.08 µg/m³
  • O3: 0.052 ppm
  • NO2: 4.5 ppb
  • SO2: 1.4 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 10.59 µg/m³
  • PM10: 28.13 µg/m³
  • O3: 0.049 ppm
  • NO2: 4.3 ppb
  • SO2: 1.3 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 10.14 µg/m³
  • PM10: 27.62 µg/m³
  • O3: 0.047 ppm
  • NO2: 4.1 ppb
  • SO2: 1.1 ppb
  • CO: 0.19 ppm

Health Recommendations:

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