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  2. Japan
  3. Saitama Prefecture
  4. Koshigaya

Koshigaya

Saitama Prefecture, Japan

2026-06-15 11:00
AQI (US)
Good
Pollutants
O3
μg/m³
99.6
PM2.5
μg/m³
4
NO2
μg/m³
7.2
SO2
μg/m³
2.9
CO
μg/m³
125
Weather
  • ℃
  • ℉
19℃
83%
5 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • O3
  • PM2.5
  • NO2
  • SO2
  • CO
Places included
Higashikoshigaya
AQI 44
Onma Shinden
AQI 23
千間台西
AQI 43
Data Sources
http://soramame.taiki.go.jp/

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