Hourly Weather | Today › Saturday, October 24, 2026
Hesperia, California
3 PM
Cloudy Weather
70°
Feels Like 70°
0
Humidity: 32%
UV Index: 3
Wind: 8 mph
4 PM
Cloudy Weather
70°
Feels Like 70°
0
Humidity: 31%
UV Index: 2
Wind: 8 mph
5 PM
Cloudy Weather
68°
Feels Like 66°
0
Humidity: 32%
UV Index: 1
Wind: 8 mph
6 PM
Sunny Weather
64°
Feels Like 64°
0
Humidity: 36%
UV Index: 0
Wind: 6 mph
7 PM
Night
63°
Feels Like 61°
0
Humidity: 41%
UV Index: 0
Wind: 6 mph
8 PM
Night
59°
Feels Like 59°
0
Humidity: 46%
UV Index: 0
Wind: 5 mph
9 PM
Night
55°
Feels Like 55°
0
Humidity: 52%
UV Index: 0
Wind: 5 mph
10 PM
Night
54°
Feels Like 52°
0
Humidity: 59%
UV Index: 0
Wind: 5 mph
11 PM
Night
48°
Feels Like 48°
0
Humidity: 67%
UV Index: 0
Wind: 5 mph

Hourly Air Quality Forecast - AQI (US EPA)

3 PM
152 AQI
Unhealthy air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 31.58 µg/m³
  • PM10: 39.06 µg/m³
  • O3: 0.086 ppm
  • NO2: 5.3 ppb
  • SO2: 2.5 ppb
  • CO: 0.24 ppm

Health Recommendations:

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

4 PM
157 AQI
Unhealthy air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 33.3 µg/m³
  • PM10: 40.82 µg/m³
  • O3: 0.088 ppm
  • NO2: 4.9 ppb
  • SO2: 2.4 ppb
  • CO: 0.24 ppm

Health Recommendations:

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

5 PM
150 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 30.97 µg/m³
  • PM10: 38.38 µg/m³
  • O3: 0.085 ppm
  • NO2: 4.8 ppb
  • SO2: 2.2 ppb
  • CO: 0.23 ppm

Health Recommendations:

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

6 PM
130 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 25.83 µg/m³
  • PM10: 33.16 µg/m³
  • O3: 0.079 ppm
  • NO2: 4.6 ppb
  • SO2: 1.9 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

7 PM
106 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 21.96 µg/m³
  • PM10: 29.2 µg/m³
  • O3: 0.072 ppm
  • NO2: 4.9 ppb
  • SO2: 1.6 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 19.47 µg/m³
  • PM10: 26.65 µg/m³
  • O3: 0.066 ppm
  • NO2: 5.2 ppb
  • SO2: 1.3 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
76 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 17.98 µg/m³
  • PM10: 25.15 µg/m³
  • O3: 0.062 ppm
  • NO2: 5.4 ppb
  • SO2: 1.2 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.

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

Pollutant Concentrations:

  • PM2.5: 17.46 µg/m³
  • PM10: 24.76 µg/m³
  • O3: 0.059 ppm
  • NO2: 5.7 ppb
  • SO2: 1.2 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

11 PM
62 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 17.64 µg/m³
  • PM10: 25.18 µg/m³
  • O3: 0.056 ppm
  • NO2: 6 ppb
  • SO2: 1.2 ppb
  • CO: 0.21 ppm

Health Recommendations:

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