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  4. Pematang Siantar City

Pematang Siantar City

North Sumatra

2026-10-08 05:00
AQI (China)
Lightly Polluted
Pollutants
PM2.5
μg/m³
63.1
PM10
μg/m³
64.8
Weather
  • ℃
  • ℉
29℃
70%
8 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • PM2.5
  • PM10
Places included
East Siantar
AQI 103

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