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  4. Merrimack County
  6. Henniker

Henniker

Henniker, Merrimack County

2026-09-07 16:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
50.1
PM10
μg/m³
7.6
PM2.5
μg/m³
4.4
CO
μg/m³
211.5
NO2
μg/m³
0.9
SO2
μg/m³
1.4
Weather
  • ℃
  • ℉
23℃
54%
3 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • PM10
  • PM2.5
  • CO
  • NO2
  • SO2

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