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  5. Redwood City

Redwood City

San Mateo County, California

2025-12-14 14:00
AQI (US)
Moderate
Pollutants|Pollens
PM2.5
μg/m³
21
NO2
μg/m³
27.3
CO
μg/m³
500
O3
μg/m³
0
Weather
  • ℃
  • ℉
8℃
95%
17 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • NO2
  • CO
  • O3
Places included
Redwood City
AQI 73
Data Sources
http://www.airnow.gov/

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