Sacramento vs Modesto Air Quality Comparison
Which city has cleaner air right now, from the latest EPA AirNow AQI
As of September 23, 2026, Sacramento, CA has cleaner air than Modesto, CA — AQI 52 (Moderate) vs 59 (Moderate), a gap of 7 AQI points in the latest EPA AirNow observations. Lower AQI means cleaner air. Sacramento's reading is driven by PM2.5 and Modesto's by PM10.
Sacramento, CA
Moderate
Modesto, CA
Moderate
Summary
Sacramento has 7 points better air quality
Sacramento has an AQI of 52 compared to 59
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5-Day Forecast Comparison
| Day | Sacramento | Modesto | Better |
|---|---|---|---|
| Today | AQI 77 | AQI 50 | Modesto |
| Wed, Sep 23 | AQI 51 | AQI 67 | Sacramento |