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Hourly Weather | Today › Monday, September 8, 2025
Fullerton, California
5 PM
Sunny Weather
84°
Feels Like 84°
0
Humidity: 43%
Wind: 9 mph
UV Index: 23
6 PM
Sunny Weather
86°
Feels Like 84°
0
Humidity: 40%
Wind: 8 mph
UV Index: 13
7 PM
Sunny Weather
82°
Feels Like 81°
0
Humidity: 46%
Wind: 7 mph
UV Index: 2
8 PM
Night
79°
Feels Like 75°
0
Humidity: 56%
Wind: 7 mph
UV Index: 0
9 PM
Night
73°
Feels Like 72°
0
Humidity: 65%
Wind: 6 mph
UV Index: 0
10 PM
Night
70°
Feels Like 68°
0
Humidity: 77%
Wind: 6 mph
UV Index: 0
11 PM
Night
70°
Feels Like 66°
0
Humidity: 81%
Wind: 6 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

5 PM
61 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 11.68 µg/m³
  • PM10: 12.24 µg/m³
  • O₃: 43.62 ppb
  • NO₂: 8.41 ppb
  • SO₂: 4.46 ppb
  • CO: 140.96 ppb

Health Recommendations:

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

6 PM
61 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 10.58 µg/m³
  • PM10: 11.10 µg/m³
  • O₃: 35.43 ppb
  • NO₂: 11.35 ppb
  • SO₂: 4.32 ppb
  • CO: 146.29 ppb

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.99 µg/m³
  • PM10: 10.48 µg/m³
  • O₃: 27.24 ppb
  • NO₂: 14.30 ppb
  • SO₂: 4.19 ppb
  • CO: 151.62 ppb

Health Recommendations:

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

8 PM
61 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 10.03 µg/m³
  • PM10: 10.48 µg/m³
  • O₃: 19.05 ppb
  • NO₂: 17.24 ppb
  • SO₂: 4.06 ppb
  • CO: 156.95 ppb

Health Recommendations:

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

9 PM
61 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 10.29 µg/m³
  • PM10: 10.70 µg/m³
  • O₃: 15.63 ppb
  • NO₂: 18.65 ppb
  • SO₂: 4.09 ppb
  • CO: 164.32 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
60 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 10.87 µg/m³
  • PM10: 11.28 µg/m³
  • O₃: 12.21 ppb
  • NO₂: 20.07 ppb
  • SO₂: 4.13 ppb
  • CO: 171.68 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
60 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 11.79 µg/m³
  • PM10: 12.27 µg/m³
  • O₃: 8.78 ppb
  • NO₂: 21.48 ppb
  • SO₂: 4.16 ppb
  • CO: 179.05 ppb

Health Recommendations:

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

Current Real-Time Air Quality Report