Next 24 hours

US AQI

43Now
41
39
372 AM
35
37
385 AM
39
41
438 AM
45
45
4511 AM
45
54
632 PM
73
75
775 PM
78
67
558 PM
43
41

Air quality outlook

Worst hour each day

Today71Moderate
Sat 1778Moderate
Sun 1843Good
Mon 1943Good
Tue 2041Good

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

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About Mountain View weather

Mountain View is in Santa Clara County, California, United States at 37.39°, -122.08°. Right now it’s 64° and clear; today’s high is 85° 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.