Air quality index117Unhealthy for sensitive groups

People with asthma, heart or lung conditions, children and older adults should limit long or intense outdoor activity.

Next 24 hours

US AQI

120Now
122
91
608 PM
29
51
7311 PM
94
88
812 AM
75
80
855 AM
90
89
888 AM
86
90
9311 AM
96
94
922 PM
90
79

Air quality outlook

Worst hour each day

Today122Unhealthy for sensitive groups
Thu 896Moderate
Fri 965Moderate
Sat 1053Moderate
Sun 1149Good

From our air-quality forecast models (GEOS-CF / GEFS aerosols). AQI uses the US EPA scale.

Live radar

Open full map

About Santa Clarita weather

Santa Clarita is in Los Angeles County, California, United States at 34.39°, -118.54°. Right now it’s 95° and clear; today’s high is 101° with a 0% chance of rain.

California encompasses an extraordinary range of climates, from the Mediterranean coast to alpine peaks, scorching deserts, and temperate rainforests. The state's Central Valley is one of the most productive agricultural regions in the world, benefiting from warm, dry summers and mild, wet winters. Death Valley holds the record for the highest reliably recorded air temperature on Earth at 134 degrees Fahrenheit.