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

Grafton County

New Hampshire

2026-05-21 11:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
65.4
PM2.5
μg/m³
2.4
Weather
  • ℃
  • ℉
8℃
58%
15 kph
2 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • PM2.5
Places included
Alexandria
AQI 20
Ashland
AQI 21
Bath
AQI 11
Benton
AQI 19
Bethlehem
AQI 13
Bridgewater
AQI 20
Bristol
AQI 19
Campton
AQI 21
Canaan
AQI 4
Dorchester
AQI 20
Easton
AQI 21
Ellsworth
AQI 21
Enfield
AQI 4
Franconia
AQI 21
Grafton
AQI 18
Groton
AQI 20
Hanover
AQI 4
Haverhill
AQI 2
Hebron
AQI 20
Holderness
AQI 21
Landaff
AQI 17
Lebanon
AQI 20
Lincoln
AQI 22
Lisbon
AQI 17
Littleton
AQI 1
Livermore
AQI 23
Lyman
AQI 1
Lyme
AQI 4
Monroe
AQI 1
Orange
AQI 4
Orford
AQI 16
Piermont
AQI 9
Plymouth
AQI 21
Rumney
AQI 21
Sugar Hill
AQI 21
Thornton
AQI 21
Warren
AQI 20
Waterville Valley
AQI 22
Wentworth
AQI 20
Woodstock
AQI 22
Data Sources
http://www.airnow.gov/

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Cities Nearby

Warren
AQI 20
Ellsworth
AQI 21
Wentworth
AQI 20
Rumney
AQI 21
Thornton
AQI 21
Woodstock
AQI 22
Campton
AQI 21
Lincoln
AQI 22
Dorchester
AQI 20
Plymouth
AQI 21
Piermont
AQI 9