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  4. Merrimack County
  5. Henniker

Henniker

Merrimack County

2026-04-16 05:00
AQI (US)
Good
Pollutants
PM2.5
μg/m³
6.6
O3
μg/m³
85
PM10
μg/m³
11.8
CO
μg/m³
249.9
NO2
μg/m³
1.5
SO2
μg/m³
1.2
Weather
  • ℃
  • ℉
11℃
94%
3 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • PM2.5
  • O3
  • PM10
  • CO
  • NO2
  • SO2
Places included
Henniker
AQI 37

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AQI 37
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