Hourly Weather | Today Sunday, November 9, 2025
Riverside, California
10 AM
Sunny Weather
82°
Feels Like 84°
0
Humidity: 18%
Wind: 6 mph
UV Index: 3
11 AM
Sunny Weather
86°
Feels Like 88°
0
Humidity: 15%
Wind: 6 mph
UV Index: 3
12 PM
Sunny Weather
90°
Feels Like 91°
0
Humidity: 14%
Wind: 7 mph
UV Index: 4
1 PM
Sunny Weather
91°
Feels Like 93°
0
Humidity: 12%
Wind: 7 mph
UV Index: 3
2 PM
Sunny Weather
93°
Feels Like 93°
0
Humidity: 11%
Wind: 7 mph
UV Index: 3
3 PM
Sunny Weather
91°
Feels Like 91°
0
Humidity: 12%
Wind: 7 mph
UV Index: 2
4 PM
Sunny Weather
88°
Feels Like 88°
0
Humidity: 14%
Wind: 6 mph
UV Index: 1
5 PM
Night
84°
Feels Like 81°
0
Humidity: 16%
Wind: 6 mph
UV Index: 0
6 PM
Night
79°
Feels Like 77°
0
Humidity: 20%
Wind: 6 mph
UV Index: 0
7 PM
Night
75°
Feels Like 73°
0
Humidity: 26%
Wind: 5 mph
UV Index: 0
8 PM
Night
72°
Feels Like 70°
0
Humidity: 29%
Wind: 6 mph
UV Index: 0
9 PM
Night
70°
Feels Like 66°
0
Humidity: 32%
Wind: 6 mph
UV Index: 0
10 PM
Night
66°
Feels Like 64°
0
Humidity: 34%
Wind: 6 mph
UV Index: 0
11 PM
Night
64°
Feels Like 63°
0
Humidity: 38%
Wind: 6 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

10 AM
73 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 22.94 µg/m³
  • PM10: 33.63 µg/m³
  • O3: 0.055 ppm
  • NO2: 1.2 ppb
  • SO2: 0.8 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.

11 AM
78 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 25 µg/m³
  • PM10: 35.76 µg/m³
  • O3: 0.059 ppm
  • NO2: 0.9 ppb
  • SO2: 0.9 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.

12 PM
83 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 27.62 µg/m³
  • PM10: 38.33 µg/m³
  • O3: 0.064 ppm
  • NO2: 0.8 ppb
  • SO2: 1 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.

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

Pollutant Concentrations:

  • PM2.5: 30.55 µg/m³
  • PM10: 41.17 µg/m³
  • O3: 0.069 ppm
  • NO2: 0.7 ppb
  • SO2: 1.1 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.

2 PM
110 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 32.89 µg/m³
  • PM10: 43.12 µg/m³
  • O3: 0.073 ppm
  • NO2: 0.8 ppb
  • SO2: 1.1 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

3 PM
108 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 32.52 µg/m³
  • PM10: 42.04 µg/m³
  • O3: 0.072 ppm
  • NO2: 0.9 ppb
  • SO2: 1 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 29.4 µg/m³
  • PM10: 38.34 µg/m³
  • O3: 0.068 ppm
  • NO2: 0.9 ppb
  • SO2: 0.8 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.

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

Pollutant Concentrations:

  • PM2.5: 26.22 µg/m³
  • PM10: 35.02 µg/m³
  • O3: 0.063 ppm
  • NO2: 1 ppb
  • SO2: 0.7 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

6 PM
76 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 24.16 µg/m³
  • PM10: 33.07 µg/m³
  • O3: 0.060 ppm
  • NO2: 1 ppb
  • SO2: 0.6 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

7 PM
72 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 22.4 µg/m³
  • PM10: 31.52 µg/m³
  • O3: 0.056 ppm
  • NO2: 1 ppb
  • SO2: 0.6 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

8 PM
67 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 20.12 µg/m³
  • PM10: 29.35 µg/m³
  • O3: 0.053 ppm
  • NO2: 1 ppb
  • SO2: 0.5 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

9 PM
65 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 19.1 µg/m³
  • PM10: 28.41 µg/m³
  • O3: 0.052 ppm
  • NO2: 1 ppb
  • SO2: 0.5 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

10 PM
65 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 19.18 µg/m³
  • PM10: 28.46 µg/m³
  • O3: 0.051 ppm
  • NO2: 0.9 ppb
  • SO2: 0.5 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 19.36 µg/m³
  • PM10: 28.51 µg/m³
  • O3: 0.050 ppm
  • NO2: 0.9 ppb
  • SO2: 0.4 ppb
  • CO: 0.16 ppm

Health Recommendations:

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