Next 24 hours

US AQI

38Now
39
37
355 AM
33
33
328 AM
31
33
3411 AM
35
37
382 PM
39
40
415 PM
41
41
418 PM
41
41
4011 PM
39
39

Air quality outlook

Worst hour each day

Today41Good
Sun 1849Good
Mon 1965Moderate
Tue 2069Moderate
Wed 2145Good

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

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About Marietta weather

Marietta is in Cobb County, Georgia, United States at 33.95°, -84.55°. Right now it’s 52° and windy; today’s high is 64° with a 1% chance of rain.

Georgia's climate is humid subtropical across most of the state, with hot summers and mild winters that vary based on elevation and distance from the coast. Atlanta, located in the Piedmont region at roughly 1,050 feet elevation, is notably cooler than the coastal plains. The state receives 45 to 75 inches of rain annually, with the heaviest amounts in the northeast mountains.