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Henniker

Merrimack County

2026-10-02 09:00
AQI (China)
Excellent
Pollutants
O3
μg/m³
58.9
PM10
μg/m³
12.5
PM2.5
μg/m³
8.2
NO2
μg/m³
7.7
CO
μg/m³
231
SO2
μg/m³
0.9
Weather
  • ℃
  • ℉
17℃
95%
16 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • O3
  • PM10
  • PM2.5
  • NO2
  • CO
  • SO2
Places included
Henniker
AQI 19

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