Hourly Weather | Today Monday, January 19, 2026
Corona, California
4 AM
Cloudy Night
48°
Feels Like 46°
0
Humidity: 55%
Wind: 6 mph
UV Index: 0
5 AM
Cloudy Night
48°
Feels Like 46°
0
Humidity: 55%
Wind: 5 mph
UV Index: 0
6 AM
Cloudy Night
46°
Feels Like 46°
0
Humidity: 56%
Wind: 5 mph
UV Index: 0
7 AM
Cloudy Weather
50°
Feels Like 48°
0
Humidity: 53%
Wind: 6 mph
UV Index: 0
8 AM
Cloudy Weather
55°
Feels Like 55°
0
Humidity: 46%
Wind: 5 mph
UV Index: 1
9 AM
Cloudy Weather
59°
Feels Like 63°
0
Humidity: 40%
Wind: 5 mph
UV Index: 2
10 AM
Cloudy Weather
66°
Feels Like 70°
0
Humidity: 33%
Wind: 5 mph
UV Index: 2
11 AM
Cloudy Weather
73°
Feels Like 75°
0
Humidity: 25%
Wind: 5 mph
UV Index: 3
12 PM
Cloudy Weather
75°
Feels Like 79°
0
Humidity: 21%
Wind: 5 mph
UV Index: 3
1 PM
Cloudy Weather
79°
Feels Like 81°
0
Humidity: 20%
Wind: 6 mph
UV Index: 3
2 PM
Cloudy Weather
81°
Feels Like 81°
0
Humidity: 19%
Wind: 6 mph
UV Index: 2
3 PM
Cloudy Weather
81°
Feels Like 81°
0
Humidity: 19%
Wind: 6 mph
UV Index: 2
4 PM
Cloudy Weather
79°
Feels Like 79°
0
Humidity: 22%
Wind: 6 mph
UV Index: 1
5 PM
Cloudy Weather
75°
Feels Like 72°
0
Humidity: 27%
Wind: 6 mph
UV Index: 0
6 PM
Cloudy Night
72°
Feels Like 70°
0
Humidity: 32%
Wind: 6 mph
UV Index: 0
7 PM
Cloudy Night
66°
Feels Like 64°
0
Humidity: 39%
Wind: 6 mph
UV Index: 0
8 PM
Night
64°
Feels Like 63°
0
Humidity: 39%
Wind: 6 mph
UV Index: 0
9 PM
Night
63°
Feels Like 63°
0
Humidity: 38%
Wind: 7 mph
UV Index: 0
10 PM
Cloudy Night
63°
Feels Like 61°
0
Humidity: 38%
Wind: 7 mph
UV Index: 0
11 PM
Night
61°
Feels Like 57°
0
Humidity: 40%
Wind: 7 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

4 AM
65 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 18.81 µg/m³
  • PM10: 27.61 µg/m³
  • O3: 0.039 ppm
  • NO2: 0.8 ppb
  • SO2: 0.2 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.

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

Pollutant Concentrations:

  • PM2.5: 19.52 µg/m³
  • PM10: 28.29 µg/m³
  • O3: 0.040 ppm
  • NO2: 0.7 ppb
  • SO2: 0.2 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.

6 AM
68 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 20.51 µg/m³
  • PM10: 29.3 µg/m³
  • O3: 0.040 ppm
  • NO2: 0.6 ppb
  • SO2: 0.2 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.

7 AM
71 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 21.87 µg/m³
  • PM10: 30.73 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.5 ppb
  • SO2: 0.2 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.

8 AM
74 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 23.29 µg/m³
  • PM10: 32.13 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.5 ppb
  • SO2: 0.2 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.

9 AM
77 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 24.83 µg/m³
  • PM10: 33.69 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.5 ppb
  • SO2: 0.2 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.

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

Pollutant Concentrations:

  • PM2.5: 27 µg/m³
  • PM10: 36.04 µg/m³
  • O3: 0.044 ppm
  • NO2: 0.5 ppb
  • SO2: 0.2 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
88 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 29.78 µg/m³
  • PM10: 39.08 µg/m³
  • O3: 0.046 ppm
  • NO2: 0.5 ppb
  • SO2: 0.2 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.

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

Pollutant Concentrations:

  • PM2.5: 32.43 µg/m³
  • PM10: 41.91 µg/m³
  • O3: 0.048 ppm
  • NO2: 0.4 ppb
  • SO2: 0.3 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
98 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 34.58 µg/m³
  • PM10: 44.05 µg/m³
  • O3: 0.051 ppm
  • NO2: 0.4 ppb
  • SO2: 0.3 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.

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

Pollutant Concentrations:

  • PM2.5: 36.39 µg/m³
  • PM10: 45.58 µg/m³
  • O3: 0.054 ppm
  • NO2: 0.5 ppb
  • SO2: 0.4 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 37.97 µg/m³
  • PM10: 46.99 µg/m³
  • O3: 0.056 ppm
  • NO2: 0.6 ppb
  • SO2: 0.4 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 39.46 µg/m³
  • PM10: 48.51 µg/m³
  • O3: 0.057 ppm
  • NO2: 0.7 ppb
  • SO2: 0.5 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 40.57 µg/m³
  • PM10: 49.59 µg/m³
  • O3: 0.057 ppm
  • NO2: 0.9 ppb
  • SO2: 0.5 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 41.65 µg/m³
  • PM10: 50.51 µg/m³
  • O3: 0.057 ppm
  • NO2: 1.2 ppb
  • SO2: 0.6 ppb
  • CO: 0.23 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 43.03 µg/m³
  • PM10: 51.67 µg/m³
  • O3: 0.058 ppm
  • NO2: 1.6 ppb
  • SO2: 0.8 ppb
  • CO: 0.25 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 44.26 µg/m³
  • PM10: 52.65 µg/m³
  • O3: 0.057 ppm
  • NO2: 1.8 ppb
  • SO2: 0.9 ppb
  • CO: 0.26 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 44.59 µg/m³
  • PM10: 52.76 µg/m³
  • O3: 0.056 ppm
  • NO2: 1.7 ppb
  • SO2: 0.9 ppb
  • CO: 0.27 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 43.69 µg/m³
  • PM10: 51.59 µg/m³
  • O3: 0.055 ppm
  • NO2: 1.4 ppb
  • SO2: 0.8 ppb
  • CO: 0.26 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 42.54 µg/m³
  • PM10: 50.28 µg/m³
  • O3: 0.054 ppm
  • NO2: 1.1 ppb
  • SO2: 0.7 ppb
  • CO: 0.25 ppm

Health Recommendations:

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