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  3. New Hampshire
  4. Merrimack County
  5. Allenstown

Allenstown

Merrimack County, New Hampshire

2025-12-07 06:00
CAQI (Europe)
Very Low
Pollutants|Pollens
O3
μg/m³
46.7
PM2.5
μg/m³
10.2
PM10
μg/m³
11
SO2
μg/m³
1.2
CO
μg/m³
62.8
Weather
  • ℃
  • ℉
-5℃
94%
6 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • O3
  • PM2.5
  • PM10
  • SO2
  • CO

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