Air Quality Index in Sacramento, CA
Sacramento's air quality index tends to be moderate but residents may experience periods of poor air quality due to wildfire smoke during the summer and fall.
Air Quality Index
February 16, 2025Air quality is acceptable, but some individuals, particularly those unusually sensitive to air pollution, may experience minor health effects.
Air Quality Index
February 17, 2025Air quality is acceptable, but some individuals, particularly those unusually sensitive to air pollution, may experience minor health effects.
Air Quality Index
February 18, 2025Air quality is acceptable, but some individuals, particularly those unusually sensitive to air pollution, may experience minor health effects.
Air Quality Index
February 19, 2025Air quality is acceptable, but some individuals, particularly those unusually sensitive to air pollution, may experience minor health effects.
Air Quality Index
February 20, 2025Air quality is acceptable, but some individuals, particularly those unusually sensitive to air pollution, may experience minor health effects.
Air Quality Index
February 21, 2025Members of sensitive groups, such as children, the elderly, and individuals with respiratory conditions, may experience adverse health effects. The general population is less likely to be affected.
5-Day Air Quality Index Forecast in Sacramento, CA
Nitrogen dioxide is a reddish-brown gas formed primarily from the combustion of fossil fuels, especially from vehicles, power plants, and industrial processes.
Ozone is a gas composed of three oxygen atoms, formed in the atmosphere through chemical reactions between volatile organic compounds (VOCs) and nitrogen oxides (NOₓ) in the presence of sunlight.
PM2.5 refers to airborne particles with a diameter of 2.5 micrometers or smaller, consisting of various components like dust, soot, and liquid droplets, often originating from combustion and chemical reactions in the atmosphere.
M10 refers to particulate matter with a diameter of 10 micrometers or smaller, typically including dust, pollen, and mold spores, originating from construction, road dust, and natural sources.
Tips to Protect Yourself from Unhealthy Air Quality in Sacramento, CA

Check daily air pollution forecasts to stay informed about Sacramento's air quality. This helps you know when air pollution is high so you can take precautions.

On days with poor air quality wear a mask like an N95 to reduce exposure to harmful pollutants.

Keep windows and doors closed to prevent polluted air from entering your home. Use air purifiers and avoid activities that increase indoor pollution like cooking with open flames.
FAQ
Frequently Asked Questions-
When is AQI usually the worst in Sacramento?
The AQI in Sacramento is usually the worst during the summer and fall months, particularly when wildfire smoke from nearby areas significantly impacts air quality. Hot weather and increased pollution from traffic can also contribute to poor air quality.
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What are common pollutants that impact AQI in Sacramento?
Common pollutants affecting Sacramento's AQI include fine particulate matter (PM2.5), ozone, and carbon monoxide. Wildfires, vehicle emissions, and industrial activities are major sources of these pollutants.
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Are there specific areas in Sacramento with better AQI?
Generally, areas in Sacramento with more green spaces and fewer traffic-heavy zones tend to have better AQI. Neighborhoods farther from industrial areas or highways may experience cleaner air and lower pollution levels.
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