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Napa

Napa County, California

2026-05-27 16:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
37.2
PM10
μg/m³
6
PM2.5
μg/m³
3.9
CO
μg/m³
363.5
NO2
μg/m³
3.8
SO2
μg/m³
1.5
Weather
  • ℃
  • ℉
16℃
73%
3 kph
2 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • PM10
  • PM2.5
  • CO
  • NO2
  • SO2

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