Next 24 hours

US AQI

41Now
40
39
397 AM
38
37
3910 AM
41
43
441 PM
46
47
464 PM
46
45
437 PM
41
39
3910 PM
39
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391 AM
38
37

Air quality outlook

Worst hour each day

Today47Good
Sat 1039Good
Sun 11500Hazardous
Mon 1271Moderate
Tue 1382Moderate

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

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About Quincy weather

Quincy is in Norfolk County, Massachusetts, United States at 42.25°, -71.00°. Right now it’s 54° and mostly clear; today’s high is 67° with a 1% chance of rain.

Massachusetts has a humid continental climate with cold winters and warm, humid summers. The state's position along the Atlantic coast means it is frequently affected by coastal storms and weather patterns from the ocean. Boston averages about 44 inches of rain and 49 inches of snow per year, though individual winters can vary enormously in snowfall totals.