Hourly Weather | Today Wednesday, August 5, 2026
Norwalk, California
7 AM
Cloudy Weather
70°
Feels Like 72°
0
Humidity: 74%
UV Index: 1
Wind: 1 mph
8 AM
Cloudy Weather
68°
Feels Like 68°
0
Humidity: 84%
UV Index: 1
Wind: 4 mph
9 AM
Cloudy Weather
70°
Feels Like 73°
0
Humidity: 79%
UV Index: 2
Wind: 5 mph
10 AM
Cloudy Weather
73°
Feels Like 81°
0
Humidity: 71%
UV Index: 5
Wind: 5 mph
11 AM
Cloudy Weather
77°
Feels Like 86°
0
Humidity: 63%
UV Index: 7
Wind: 6 mph
12 PM
Sunny Weather
81°
Feels Like 91°
0
Humidity: 55%
UV Index: 10
Wind: 7 mph
1 PM
Sunny Weather
84°
Feels Like 93°
0
Humidity: 51%
UV Index: 11
Wind: 7 mph
2 PM
Cloudy Weather
86°
Feels Like 93°
0
Humidity: 47%
UV Index: 10
Wind: 8 mph
3 PM
Cloudy Weather
88°
Feels Like 91°
0
Humidity: 44%
UV Index: 7
Wind: 8 mph
4 PM
Cloudy Weather
86°
Feels Like 90°
0
Humidity: 44%
UV Index: 5
Wind: 9 mph
5 PM
Cloudy Weather
84°
Feels Like 86°
0
Humidity: 45%
UV Index: 3
Wind: 8 mph
6 PM
Cloudy Weather
82°
Feels Like 82°
0
Humidity: 48%
UV Index: 2
Wind: 8 mph
7 PM
Cloudy Weather
81°
Feels Like 81°
0
Humidity: 52%
UV Index: 1
Wind: 7 mph
8 PM
Cloudy Night
79°
Feels Like 75°
0
Humidity: 59%
UV Index: 0
Wind: 6 mph
9 PM
Cloudy Night
75°
Feels Like 73°
0
Humidity: 67%
UV Index: 0
Wind: 6 mph
10 PM
Cloudy Night
72°
Feels Like 72°
0
Humidity: 73%
UV Index: 0
Wind: 5 mph
11 PM
Cloudy Night
72°
Feels Like 72°
0
Humidity: 76%
UV Index: 0
Wind: 4 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 9.96 µg/m³
  • PM10: 30.97 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.

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

Pollutant Concentrations:

  • PM2.5: 10 µg/m³
  • PM10: 30.91 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.

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

Pollutant Concentrations:

  • PM2.5: 10.01 µg/m³
  • PM10: 30.66 µg/m³
  • O3: 0.037 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.

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

Pollutant Concentrations:

  • PM2.5: 10.03 µg/m³
  • PM10: 30.45 µg/m³
  • O3: 0.037 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.

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

Pollutant Concentrations:

  • PM2.5: 10.08 µg/m³
  • PM10: 30.27 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.

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

Pollutant Concentrations:

  • PM2.5: 10.18 µg/m³
  • PM10: 30.13 µg/m³
  • O3: 0.039 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
43 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.35 µg/m³
  • PM10: 30.19 µg/m³
  • O3: 0.039 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
44 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.58 µg/m³
  • PM10: 30.41 µg/m³
  • O3: 0.039 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
45 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.86 µg/m³
  • PM10: 30.95 µg/m³
  • O3: 0.039 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
46 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 11.15 µg/m³
  • PM10: 31.68 µg/m³
  • O3: 0.039 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
48 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 11.43 µg/m³
  • PM10: 32.39 µg/m³
  • O3: 0.039 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.

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

Pollutant Concentrations:

  • PM2.5: 11.67 µg/m³
  • PM10: 32.59 µg/m³
  • O3: 0.039 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.

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

Pollutant Concentrations:

  • PM2.5: 11.96 µg/m³
  • PM10: 33.13 µg/m³
  • O3: 0.039 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.

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

Pollutant Concentrations:

  • PM2.5: 12.13 µg/m³
  • PM10: 33.44 µg/m³
  • O3: 0.038 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.

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

Pollutant Concentrations:

  • PM2.5: 12.1 µg/m³
  • PM10: 33.14 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.

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

Pollutant Concentrations:

  • PM2.5: 11.93 µg/m³
  • PM10: 32.43 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.

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

Pollutant Concentrations:

  • PM2.5: 11.72 µg/m³
  • PM10: 31.45 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.