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  4. Belknap County

Belknap County

New Hampshire

2026-10-07 15:00
AQI (US)
Good
Pollutants
PM2.5
μg/m³
3.2
O3
μg/m³
18.2
PM10
μg/m³
5.2
SO2
μg/m³
3.8
NO2
μg/m³
1.9
CO
μg/m³
58.8
Weather
  • ℃
  • ℉
11℃
52%
17 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • PM2.5
  • O3
  • PM10
  • SO2
  • NO2
  • CO
Places included
Alton
AQI 18
Barnstead
AQI 19
Belmont
AQI 19
Center Harbor
AQI 19
Gilford
AQI 18
Gilmanton
AQI 19
Laconia
AQI 19
Meredith Town
AQI 19
New Hampton
AQI 24
Sanbornton
AQI 20
Tilton
AQI 20

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Cities Nearby

Gilford
AQI 18
Laconia
AQI 19
Belmont
AQI 19
Gilmanton
AQI 19
Sanbornton
AQI 20
Tilton
AQI 20
Alton
AQI 18
Northfield
AQI 19
Wolfeboro
AQI 16
Meredith
AQI 19
New Durham
AQI 18