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  2. United States
  3. New Hampshire
  4. Grafton County

Grafton County

New Hampshire

2026-05-18 17:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
7.3
O3
μg/m³
91.1
Weather
  • ℃
  • ℉
23℃
45%
7 kph
2 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
Places included
Alexandria
AQI 47
Ashland
AQI 46
Bath
AQI 42
Benton
AQI 42
Bethlehem
AQI 40
Bridgewater
AQI 46
Bristol
AQI 43
Campton
AQI 46
Canaan
AQI 41
Dorchester
AQI 49
Easton
AQI 42
Ellsworth
AQI 46
Enfield
AQI 41
Franconia
AQI 41
Grafton
AQI 48
Groton
AQI 48
Hanover
AQI 41
Haverhill
AQI 45
Hebron
AQI 48
Holderness
AQI 44
Landaff
AQI 41
Lebanon
AQI 45
Lincoln
AQI 42
Lisbon
AQI 41
Littleton
AQI 40
Livermore
AQI 40
Lyman
AQI 42
Lyme
AQI 41
Monroe
AQI 42
Orange
AQI 41
Orford
AQI 49
Piermont
AQI 48
Plymouth
AQI 47
Rumney
AQI 48
Sugar Hill
AQI 41
Thornton
AQI 45
Warren
AQI 45
Waterville Valley
AQI 41
Wentworth
AQI 48
Woodstock
AQI 35
Data Sources
http://www.airnow.gov/

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Cities Nearby

Warren
AQI 45
Ellsworth
AQI 46
Wentworth
AQI 48
Rumney
AQI 48
Thornton
AQI 45
Woodstock
AQI 35
Campton
AQI 46
Lincoln
AQI 42
Dorchester
AQI 49
Plymouth
AQI 47
Piermont
AQI 48