Hourly Weather | Today Sunday, May 10, 2026
Santa Clarita, California
5 AM
Night
57°
Feels Like 57°
0
Humidity: 74%
UV Index: 0
Wind: 4 mph
6 AM
Cloudy Weather
57°
Feels Like 57°
0
Humidity: 74%
UV Index: 0
Wind: 2 mph
7 AM
Cloudy Weather
55°
Feels Like 59°
0
Humidity: 82%
UV Index: 1
Wind: 2 mph
8 AM
Cloudy Weather
63°
Feels Like 64°
0
Humidity: 70%
UV Index: 0
Wind: 4 mph
9 AM
Cloudy Weather
72°
Feels Like 73°
0
Humidity: 49%
UV Index: 2
Wind: 5 mph
10 AM
Cloudy Weather
79°
Feels Like 84°
0
Humidity: 37%
UV Index: 5
Wind: 5 mph
11 AM
Sunny Weather
84°
Feels Like 91°
0
Humidity: 31%
UV Index: 7
Wind: 6 mph
12 PM
Sunny Weather
88°
Feels Like 95°
0
Humidity: 28%
UV Index: 10
Wind: 7 mph
1 PM
Sunny Weather
90°
Feels Like 97°
0
Humidity: 28%
UV Index: 11
Wind: 8 mph
2 PM
Sunny Weather
90°
Feels Like 95°
0
Humidity: 28%
UV Index: 10
Wind: 9 mph
3 PM
Sunny Weather
91°
Feels Like 95°
0
Humidity: 28%
UV Index: 7
Wind: 9 mph
4 PM
Sunny Weather
90°
Feels Like 91°
0
Humidity: 29%
UV Index: 5
Wind: 9 mph
5 PM
Sunny Weather
86°
Feels Like 88°
0
Humidity: 31%
UV Index: 3
Wind: 9 mph
6 PM
Sunny Weather
82°
Feels Like 82°
0
Humidity: 34%
UV Index: 2
Wind: 8 mph
7 PM
Sunny Weather
81°
Feels Like 79°
0
Humidity: 38%
UV Index: 1
Wind: 7 mph
8 PM
Cloudy Night
75°
Feels Like 73°
0
Humidity: 46%
UV Index: 0
Wind: 6 mph
9 PM
Cloudy Night
72°
Feels Like 70°
0
Humidity: 55%
UV Index: 0
Wind: 5 mph
10 PM
Cloudy Night
68°
Feels Like 66°
0
Humidity: 62%
UV Index: 0
Wind: 5 mph
11 PM
Cloudy Night
64°
Feels Like 64°
0
Humidity: 71%
UV Index: 0
Wind: 4 mph

Hourly Air Quality Forecast - AQI (US EPA)

5 AM
38 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.21 µg/m³
  • PM10: 20.16 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.7 ppb
  • SO2: 0.4 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

6 AM
38 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.31 µg/m³
  • PM10: 19.8 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.8 ppb
  • SO2: 0.5 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

7 AM
38 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.47 µg/m³
  • PM10: 19.57 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.9 ppb
  • SO2: 0.5 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

8 AM
38 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.65 µg/m³
  • PM10: 19.35 µg/m³
  • O3: 0.041 ppm
  • NO2: 1 ppb
  • SO2: 0.5 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

9 AM
39 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.96 µg/m³
  • PM10: 19.5 µg/m³
  • O3: 0.042 ppm
  • NO2: 1 ppb
  • SO2: 0.6 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

10 AM
41 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.52 µg/m³
  • PM10: 20.31 µg/m³
  • O3: 0.044 ppm
  • NO2: 1 ppb
  • SO2: 0.6 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

11 AM
44 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 8.47 µg/m³
  • PM10: 21.32 µg/m³
  • O3: 0.047 ppm
  • NO2: 0.8 ppb
  • SO2: 0.6 ppb
  • CO: 0.12 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: O3
Details

Pollutant Concentrations:

  • PM2.5: 9.56 µg/m³
  • PM10: 22.29 µg/m³
  • O3: 0.051 ppm
  • NO2: 0.5 ppb
  • SO2: 0.6 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

1 PM
49 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 10.44 µg/m³
  • PM10: 22.99 µg/m³
  • O3: 0.052 ppm
  • NO2: 0.3 ppb
  • SO2: 0.5 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

2 PM
49 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 10.91 µg/m³
  • PM10: 23.19 µg/m³
  • O3: 0.053 ppm
  • NO2: 0.2 ppb
  • SO2: 0.5 ppb
  • CO: 0.12 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: O3
Details

Pollutant Concentrations:

  • PM2.5: 10.83 µg/m³
  • PM10: 22.66 µg/m³
  • O3: 0.053 ppm
  • NO2: 0.1 ppb
  • SO2: 0.4 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

4 PM
48 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 10.32 µg/m³
  • PM10: 21.67 µg/m³
  • O3: 0.052 ppm
  • NO2: 0.2 ppb
  • SO2: 0.4 ppb
  • CO: 0.11 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: O3
Details

Pollutant Concentrations:

  • PM2.5: 9.62 µg/m³
  • PM10: 20.62 µg/m³
  • O3: 0.051 ppm
  • NO2: 0.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

6 PM
47 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 8.87 µg/m³
  • PM10: 19.57 µg/m³
  • O3: 0.051 ppm
  • NO2: 0.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

7 PM
47 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 8.13 µg/m³
  • PM10: 18.69 µg/m³
  • O3: 0.051 ppm
  • NO2: 0.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

8 PM
46 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.48 µg/m³
  • PM10: 18.01 µg/m³
  • O3: 0.050 ppm
  • NO2: 0.4 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

9 PM
45 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.12 µg/m³
  • PM10: 17.63 µg/m³
  • O3: 0.049 ppm
  • NO2: 0.4 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

10 PM
45 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.99 µg/m³
  • PM10: 17.44 µg/m³
  • O3: 0.048 ppm
  • NO2: 0.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

11 PM
44 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.91 µg/m³
  • PM10: 17.27 µg/m³
  • O3: 0.047 ppm
  • NO2: 0.6 ppb
  • SO2: 0.4 ppb
  • CO: 0.11 ppm

Health Recommendations:

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