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Redwood City

San Mateo County, California

2025-03-18 06:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
70.7
PM2.5
μg/m³
9
CO
μg/m³
375
NO2
μg/m³
2.5
Weather
  • ℃
  • ℉
10℃
81%
28 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • PM2.5
  • CO
  • NO2
Places included
Redwood City
AQI 23
Data Sources
http://www.airnow.gov/

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