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

Grafton County

New Hampshire

2026-05-18 17:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
91.1
PM2.5
μg/m³
7.3
Weather
  • ℃
  • ℉
23℃
45%
7 kph
2 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • PM2.5
Places included
Alexandria
AQI 25
Ashland
AQI 25
Bath
AQI 12
Benton
AQI 22
Bethlehem
AQI 15
Bridgewater
AQI 25
Bristol
AQI 26
Campton
AQI 24
Canaan
AQI 11
Dorchester
AQI 25
Easton
AQI 24
Ellsworth
AQI 24
Enfield
AQI 11
Franconia
AQI 24
Grafton
AQI 26
Groton
AQI 25
Hanover
AQI 11
Haverhill
AQI 12
Hebron
AQI 25
Holderness
AQI 25
Landaff
AQI 19
Lebanon
AQI 33
Lincoln
AQI 24
Lisbon
AQI 19
Littleton
AQI 11
Livermore
AQI 24
Lyman
AQI 11
Lyme
AQI 11
Monroe
AQI 12
Orange
AQI 11
Orford
AQI 23
Piermont
AQI 13
Plymouth
AQI 25
Rumney
AQI 25
Sugar Hill
AQI 23
Thornton
AQI 24
Warren
AQI 23
Waterville Valley
AQI 24
Wentworth
AQI 24
Woodstock
AQI 25
Data Sources
http://www.airnow.gov/

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Cities Nearby

Warren
AQI 23
Ellsworth
AQI 24
Wentworth
AQI 24
Rumney
AQI 25
Thornton
AQI 24
Woodstock
AQI 25
Campton
AQI 24
Lincoln
AQI 24
Dorchester
AQI 25
Plymouth
AQI 25
Piermont
AQI 13