Hourly Weather | Today Wednesday, August 5, 2026
Irvine, California
2 AM
Cloudy Weather
70°
Feels Like 70°
0
Humidity: 79%
UV Index: 0
Wind: 0 mph
3 AM
Cloudy Weather
70°
Feels Like 70°
0
Humidity: 78%
UV Index: 0
Wind: 1 mph
4 AM
Cloudy Weather
70°
Feels Like 70°
0
Humidity: 78%
UV Index: 0
Wind: 1 mph
5 AM
Cloudy Weather
70°
Feels Like 72°
0
Humidity: 78%
UV Index: 0
Wind: 1 mph
6 AM
Cloudy Weather
70°
Feels Like 72°
0
Humidity: 76%
UV Index: 0
Wind: 1 mph
7 AM
Cloudy Weather
70°
Feels Like 72°
0
Humidity: 74%
UV Index: 0
Wind: 0 mph
8 AM
Cloudy Weather
72°
Feels Like 73°
0
Humidity: 71%
UV Index: 1
Wind: 0 mph
9 AM
Cloudy Weather
73°
Feels Like 75°
0
Humidity: 68%
UV Index: 1
Wind: 2 mph
10 AM
Cloudy Weather
75°
Feels Like 79°
0
Humidity: 65%
UV Index: 2
Wind: 4 mph
11 AM
Cloudy Weather
77°
Feels Like 81°
0
Humidity: 62%
UV Index: 4
Wind: 6 mph
12 PM
Cloudy Weather
79°
Feels Like 88°
0
Humidity: 59%
UV Index: 10
Wind: 7 mph
1 PM
Cloudy Weather
81°
Feels Like 88°
0
Humidity: 56%
UV Index: 11
Wind: 7 mph
2 PM
Cloudy Weather
79°
Feels Like 84°
0
Humidity: 56%
UV Index: 10
Wind: 8 mph
3 PM
Cloudy Weather
77°
Feels Like 82°
0
Humidity: 57%
UV Index: 7
Wind: 8 mph
4 PM
Cloudy Weather
75°
Feels Like 79°
0
Humidity: 59%
UV Index: 5
Wind: 8 mph
5 PM
Cloudy Weather
73°
Feels Like 73°
0
Humidity: 63%
UV Index: 3
Wind: 8 mph
6 PM
Cloudy Weather
70°
Feels Like 70°
0
Humidity: 67%
UV Index: 2
Wind: 7 mph
7 PM
Cloudy Weather
70°
Feels Like 68°
0
Humidity: 73%
UV Index: 1
Wind: 6 mph
8 PM
Cloudy Night
66°
Feels Like 64°
0
Humidity: 78%
UV Index: 0
Wind: 6 mph
9 PM
Cloudy Night
66°
Feels Like 64°
0
Humidity: 81%
UV Index: 0
Wind: 5 mph
10 PM
Cloudy Night
64°
Feels Like 64°
0
Humidity: 83%
UV Index: 0
Wind: 4 mph
11 PM
Cloudy Night
66°
Feels Like 64°
0
Humidity: 83%
UV Index: 0
Wind: 2 mph

Hourly Air Quality Forecast - AQI (US EPA)

2 AM
42 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.01 µg/m³
  • PM10: 33.55 µg/m³
  • O3: 0.036 ppm
  • NO2: 0.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.06 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

3 AM
43 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.25 µg/m³
  • PM10: 34.31 µg/m³
  • O3: 0.036 ppm
  • NO2: 0.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.06 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

4 AM
44 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.45 µg/m³
  • PM10: 34.64 µg/m³
  • O3: 0.035 ppm
  • NO2: 0.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.06 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

5 AM
44 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.56 µg/m³
  • PM10: 34.49 µg/m³
  • O3: 0.035 ppm
  • NO2: 0.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.06 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

6 AM
44 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.57 µg/m³
  • PM10: 33.75 µg/m³
  • O3: 0.035 ppm
  • NO2: 0.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.06 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

7 AM
44 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.57 µg/m³
  • PM10: 33.04 µg/m³
  • O3: 0.035 ppm
  • NO2: 0.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.06 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

8 AM
44 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.6 µg/m³
  • PM10: 32.56 µg/m³
  • O3: 0.035 ppm
  • NO2: 0.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.07 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

9 AM
44 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.64 µg/m³
  • PM10: 32.15 µg/m³
  • O3: 0.035 ppm
  • NO2: 0.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.07 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

10 AM
45 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.78 µg/m³
  • PM10: 32.07 µg/m³
  • O3: 0.036 ppm
  • NO2: 0.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.07 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

11 AM
46 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 11 µg/m³
  • PM10: 32.15 µg/m³
  • O3: 0.037 ppm
  • NO2: 0.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.07 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

12 PM
47 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 11.18 µg/m³
  • PM10: 32.18 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.1 ppb
  • SO2: 0.2 ppb
  • CO: 0.06 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

1 PM
48 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 11.4 µg/m³
  • PM10: 32.42 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.1 ppb
  • SO2: 0.2 ppb
  • CO: 0.06 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

2 PM
48 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 11.6 µg/m³
  • PM10: 32.53 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.1 ppb
  • SO2: 0.2 ppb
  • CO: 0.06 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

3 PM
49 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 11.81 µg/m³
  • PM10: 32.52 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.1 ppb
  • SO2: 0.2 ppb
  • CO: 0.06 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

4 PM
50 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 12.05 µg/m³
  • PM10: 32.66 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.1 ppb
  • SO2: 0.2 ppb
  • CO: 0.06 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

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

Pollutant Concentrations:

  • PM2.5: 12.37 µg/m³
  • PM10: 33.09 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.1 ppb
  • SO2: 0.2 ppb
  • CO: 0.06 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 12.75 µg/m³
  • PM10: 33.59 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.1 ppb
  • SO2: 0.2 ppb
  • CO: 0.06 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 13.1 µg/m³
  • PM10: 33.95 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.06 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 13.43 µg/m³
  • PM10: 34.27 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.06 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 13.74 µg/m³
  • PM10: 34.62 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 14.22 µg/m³
  • PM10: 35.37 µg/m³
  • O3: 0.037 ppm
  • NO2: 0.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 14.89 µg/m³
  • PM10: 36.35 µg/m³
  • O3: 0.037 ppm
  • NO2: 0.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.07 ppm

Health Recommendations:

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