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  4. Belknap County

Belknap County

New Hampshire

2026-10-07 03:00
AQI (US)
Good
Pollutants
PM2.5
μg/m³
2.7
O3
μg/m³
20.7
PM10
μg/m³
4.8
SO2
μg/m³
3.1
CO
μg/m³
58.8
NO2
μg/m³
0.9
Weather
  • ℃
  • ℉
3℃
75%
0 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • PM2.5
  • O3
  • PM10
  • SO2
  • CO
  • NO2
Places included
Alton
AQI 14
Barnstead
AQI 21
Belmont
AQI 16
Center Harbor
AQI 17
Gilford
AQI 14
Gilmanton
AQI 18
Laconia
AQI 14
Meredith Town
AQI 13
New Hampton
AQI 14
Sanbornton
AQI 15
Tilton
AQI 15

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Cities Nearby

Gilford
AQI 14
Laconia
AQI 14
Belmont
AQI 16
Gilmanton
AQI 18
Sanbornton
AQI 15
Tilton
AQI 15
Alton
AQI 14
Northfield
AQI 20
Wolfeboro
AQI 13
Meredith
AQI 13
New Durham
AQI 22