Next 24 hours

US AQI

41Now
37
37
3711 PM
37
38
392 AM
39
39
385 AM
37
40
438 AM
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4411 AM
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48
542 PM
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565 PM
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Air quality outlook

Worst hour each day

Today49Good
Sun 1859Moderate
Mon 1963Moderate
Tue 2071Moderate
Wed 2155Moderate

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

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About Norwalk weather

Norwalk is in Los Angeles County, California, United States at 33.90°, -118.08°. Right now it’s 77° and mostly clear; today’s high is 91° with a 4% 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.