Hourly Weather | Today | Friday, August 22, 2025
Heat Advisory (Issued when high temperatures and humidity create conditions that may be hazardous during outdoor activity or prolonged exposure.)
Corona, California
1 AM
Cloudy NightCloudy night, overcast skies at night with no rain.
72°
Feels Like 72°
0
Humidity: 66%
Wind: 4 mph
UV Index: 0
2 AM
Cloudy NightCloudy night, overcast skies at night with no rain.
72°
Feels Like 70°
0
Humidity: 68%
Wind: 4 mph
UV Index: 0
3 AM
Cloudy NightCloudy night, overcast skies at night with no rain.
72°
Feels Like 70°
0
Humidity: 70%
Wind: 2 mph
UV Index: 0
4 AM
Cloudy NightCloudy night, overcast skies at night with no rain.
70°
Feels Like 70°
0
Humidity: 72%
Wind: 2 mph
UV Index: 0
5 AM
Cloudy NightCloudy night, overcast skies at night with no rain.
70°
Feels Like 68°
0
Humidity: 74%
Wind: 2 mph
UV Index: 0
6 AM
Cloudy NightCloudy night, overcast skies at night with no rain.
68°
Feels Like 66°
0
Humidity: 76%
Wind: 2 mph
UV Index: 0
7 AM
Cloudy WeatherCloudy weather, overcast skies with clouds.
72°
Feels Like 72°
0
Humidity: 67%
Wind: 1 mph
UV Index: 5
8 AM
Cloudy WeatherCloudy weather, overcast skies with clouds.
79°
Feels Like 81°
0
Humidity: 55%
Wind: 2 mph
UV Index: 16
9 AM
Cloudy WeatherCloudy weather, overcast skies with clouds.
84°
Feels Like 88°
0
Humidity: 45%
Wind: 2 mph
UV Index: 27
10 AM
Cloudy WeatherCloudy weather, overcast skies with clouds.
90°
Feels Like 93°
0
Humidity: 37%
Wind: 4 mph
UV Index: 42
11 AM
Cloudy WeatherCloudy weather, overcast skies with clouds.
93°
Feels Like 99°
0
Humidity: 32%
Wind: 6 mph
UV Index: 62
12 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
97°
Feels Like 102°
0
Humidity: 28%
Wind: 7 mph
UV Index: 85
1 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
99°
Feels Like 104°
0
Humidity: 26%
Wind: 9 mph
UV Index: 95
2 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
102°
Feels Like 106°
0
Humidity: 23%
Wind: 10 mph
UV Index: 85
3 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
102°
Feels Like 104°
0
Humidity: 21%
Wind: 13 mph
UV Index: 62
4 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
100°
Feels Like 100°
0
Humidity: 21%
Wind: 13 mph
UV Index: 42
5 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
99°
Feels Like 97°
0
Humidity: 22%
Wind: 12 mph
UV Index: 27
6 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
95°
Feels Like 93°
0
Humidity: 24%
Wind: 10 mph
UV Index: 16
7 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
91°
Feels Like 90°
0
Humidity: 28%
Wind: 8 mph
UV Index: 5
8 PM
NightNighttime, with dark skies and stars or a moon visible.
88°
Feels Like 84°
0
Humidity: 33%
Wind: 7 mph
UV Index: 0
9 PM
NightNighttime, with dark skies and stars or a moon visible.
84°
Feels Like 82°
0
Humidity: 38%
Wind: 6 mph
UV Index: 0
10 PM
Cloudy NightCloudy night, overcast skies at night with no rain.
82°
Feels Like 81°
0
Humidity: 43%
Wind: 5 mph
UV Index: 0
11 PM
Cloudy NightCloudy night, overcast skies at night with no rain.
81°
Feels Like 79°
0
Humidity: 48%
Wind: 4 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

1 AM
66 AQI
Moderate air quality Dominant pollutant: pm10
Details

Pollutant Concentrations:

  • PM2.5: 16.46 µg/m³
  • PM10: 48.24 µg/m³
  • O₃: 23.49 ppb
  • NO₂: 26.02 ppb
  • SO₂: 1.93 ppb
  • CO: 266.27 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

2 AM
66 AQI
Moderate air quality Dominant pollutant: pm10
Details

Pollutant Concentrations:

  • PM2.5: 18.38 µg/m³
  • PM10: 42.54 µg/m³
  • O₃: 19.23 ppb
  • NO₂: 27.90 ppb
  • SO₂: 2.74 ppb
  • CO: 276.48 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

3 AM
65 AQI
Moderate air quality Dominant pollutant: pm10
Details

Pollutant Concentrations:

  • PM2.5: 20.28 µg/m³
  • PM10: 36.80 µg/m³
  • O₃: 16.04 ppb
  • NO₂: 28.31 ppb
  • SO₂: 3.43 ppb
  • CO: 280.39 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

4 AM
65 AQI
Moderate air quality Dominant pollutant: pm10
Details

Pollutant Concentrations:

  • PM2.5: 20.95 µg/m³
  • PM10: 33.72 µg/m³
  • O₃: 14.29 ppb
  • NO₂: 28.00 ppb
  • SO₂: 3.71 ppb
  • CO: 281.64 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

5 AM
64 AQI
Moderate air quality Dominant pollutant: pm10
Details

Pollutant Concentrations:

  • PM2.5: 20.82 µg/m³
  • PM10: 31.39 µg/m³
  • O₃: 13.12 ppb
  • NO₂: 27.41 ppb
  • SO₂: 3.82 ppb
  • CO: 281.83 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

6 AM
64 AQI
Moderate air quality Dominant pollutant: pm10
Details

Pollutant Concentrations:

  • PM2.5: 20.37 µg/m³
  • PM10: 29.47 µg/m³
  • O₃: 16.39 ppb
  • NO₂: 25.80 ppb
  • SO₂: 3.67 ppb
  • CO: 291.35 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

7 AM
61 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 21.27 µg/m³
  • PM10: 22.75 µg/m³
  • O₃: 18.71 ppb
  • NO₂: 23.95 ppb
  • SO₂: 3.96 ppb
  • CO: 307.66 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

8 AM
62 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 22.26 µg/m³
  • PM10: 23.66 µg/m³
  • O₃: 23.38 ppb
  • NO₂: 21.87 ppb
  • SO₂: 3.61 ppb
  • CO: 318.10 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

9 AM
63 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 18.24 µg/m³
  • PM10: 20.66 µg/m³
  • O₃: 38.95 ppb
  • NO₂: 18.33 ppb
  • SO₂: 3.89 ppb
  • CO: 282.53 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

10 AM
63 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 17.39 µg/m³
  • PM10: 19.89 µg/m³
  • O₃: 54.51 ppb
  • NO₂: 14.79 ppb
  • SO₂: 4.17 ppb
  • CO: 246.96 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

11 AM
64 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 17.17 µg/m³
  • PM10: 19.71 µg/m³
  • O₃: 70.08 ppb
  • NO₂: 11.25 ppb
  • SO₂: 4.45 ppb
  • CO: 211.40 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

12 PM
64 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 16.79 µg/m³
  • PM10: 19.25 µg/m³
  • O₃: 76.27 ppb
  • NO₂: 8.86 ppb
  • SO₂: 3.94 ppb
  • CO: 191.59 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

1 PM
64 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 15.24 µg/m³
  • PM10: 17.73 µg/m³
  • O₃: 82.46 ppb
  • NO₂: 6.48 ppb
  • SO₂: 3.43 ppb
  • CO: 171.78 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

2 PM
64 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 14.30 µg/m³
  • PM10: 16.54 µg/m³
  • O₃: 88.66 ppb
  • NO₂: 4.09 ppb
  • SO₂: 2.93 ppb
  • CO: 151.97 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

3 PM
83 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 13.63 µg/m³
  • PM10: 15.68 µg/m³
  • O₃: 85.62 ppb
  • NO₂: 4.27 ppb
  • SO₂: 2.92 ppb
  • CO: 146.50 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

4 PM
105 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 13.42 µg/m³
  • PM10: 15.58 µg/m³
  • O₃: 82.58 ppb
  • NO₂: 4.45 ppb
  • SO₂: 2.91 ppb
  • CO: 141.03 ppb

Health Recommendations:

Air quality may be unhealthy for sensitive groups. The general public is not likely to be affected.

5 PM
123 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 13.71 µg/m³
  • PM10: 15.91 µg/m³
  • O₃: 79.55 ppb
  • NO₂: 4.63 ppb
  • SO₂: 2.91 ppb
  • CO: 135.56 ppb

Health Recommendations:

Air quality may be unhealthy for sensitive groups. The general public is not likely to be affected.

6 PM
130 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 14.64 µg/m³
  • PM10: 16.83 µg/m³
  • O₃: 70.86 ppb
  • NO₂: 7.48 ppb
  • SO₂: 3.35 ppb
  • CO: 149.28 ppb

Health Recommendations:

Air quality may be unhealthy for sensitive groups. The general public is not likely to be affected.

7 PM
127 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 15.79 µg/m³
  • PM10: 17.90 µg/m³
  • O₃: 62.18 ppb
  • NO₂: 10.34 ppb
  • SO₂: 3.79 ppb
  • CO: 163.01 ppb

Health Recommendations:

Air quality may be unhealthy for sensitive groups. The general public is not likely to be affected.

8 PM
117 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 16.50 µg/m³
  • PM10: 18.44 µg/m³
  • O₃: 53.50 ppb
  • NO₂: 13.19 ppb
  • SO₂: 4.23 ppb
  • CO: 176.73 ppb

Health Recommendations:

Air quality may be unhealthy for sensitive groups. The general public is not likely to be affected.

9 PM
100 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 16.99 µg/m³
  • PM10: 18.79 µg/m³
  • O₃: 43.70 ppb
  • NO₂: 16.07 ppb
  • SO₂: 4.25 ppb
  • CO: 193.09 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

10 PM
80 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 17.68 µg/m³
  • PM10: 19.48 µg/m³
  • O₃: 33.91 ppb
  • NO₂: 18.96 ppb
  • SO₂: 4.28 ppb
  • CO: 209.46 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

11 PM
66 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 18.79 µg/m³
  • PM10: 20.81 µg/m³
  • O₃: 24.11 ppb
  • NO₂: 21.85 ppb
  • SO₂: 4.31 ppb
  • CO: 225.82 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.