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Asia
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Saitama Prefecture
Koshigaya
AQI (US)
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Koshigaya
Saitama Prefecture, Japan
2026-01-20 17:00
AQI (US)
Good
Pollutants
O3
μg/m³
63.2
PM2.5
μg/m³
2
NO2
μg/m³
6.2
CO
μg/m³
250
SO2
μg/m³
2.9
Weather
℃
℃
℉
1℃
51%
22 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (US)
AQI (US)
O3
PM2.5
NO2
CO
SO2
Places included
Higashikoshigaya
AQI 28
Onma Shinden
AQI 12
千間台西
AQI 27
Data Sources
http://soramame.taiki.go.jp/
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