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Viana do Castelo

Viana do Castelo District

2026-09-25 18:00
AQI (China)
Excellent
Pollutants
O3
μg/m³
76.2
PM10
μg/m³
19.3
PM2.5
μg/m³
11.6
NO2
μg/m³
14.5
Weather
  • ℃
  • ℉
22℃
66%
17 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • O3
  • PM10
  • PM2.5
  • NO2
Places included
Monserrate
AQI 20
Montaria
AQI 19
Data Sources
http://www.polleninfo.org

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