1. North America
  2. United States
  3. California
  4. San Mateo County
  5. Hillsborough

Hillsborough

San Mateo County, California

2024-12-22 12:00
AQI (China)
Excellent
Pollutants|Pollens
NO2
μg/m³
34.1
PM2.5
μg/m³
10
CO
μg/m³
375
O3
μg/m³
6.4
SO2
μg/m³
1.1
Weather
  • ℃
  • ℉
12℃
96%
0 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • NO2
  • PM2.5
  • CO
  • O3
  • SO2
Data Sources
http://www.airnow.gov/

Get the App

Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.

iPhone, iPad

Android

Cities Nearby

Hillsborough
AQI 18
Burlingame
AQI 18
Millbrae
AQI 12
San Mateo
AQI 18
Highlands-Baywood Park
AQI 18
San Bruno
AQI 12
South San Francisco
AQI 12
Foster City
AQI 18
Pacifica
AQI 12
Belmont
AQI 18
El Granada
AQI 18