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Redwood City

San Mateo County, California

2026-03-13 04:00
AQI (China)
Excellent
Pollutants|Pollens
NO2
μg/m³
49.1
PM2.5
μg/m³
9
CO
μg/m³
625
O3
μg/m³
17.1
Weather
  • ℃
  • ℉
13℃
70%
7 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • NO2
  • PM2.5
  • CO
  • O3
Places included
Redwood City
AQI 25
Data Sources
http://www.airnow.gov/

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