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

Grafton County

New Hampshire

2026-05-21 00:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
94.3
PM2.5
μg/m³
3.6
Weather
  • ℃
  • ℉
18℃
39%
15 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • PM2.5
Places included
Alexandria
AQI 31
Ashland
AQI 31
Bath
AQI 16
Benton
AQI 28
Bethlehem
AQI 20
Bridgewater
AQI 31
Bristol
AQI 31
Campton
AQI 31
Canaan
AQI 6
Dorchester
AQI 30
Easton
AQI 31
Ellsworth
AQI 31
Enfield
AQI 6
Franconia
AQI 31
Grafton
AQI 29
Groton
AQI 31
Hanover
AQI 6
Haverhill
AQI 3
Hebron
AQI 31
Holderness
AQI 32
Landaff
AQI 25
Lebanon
AQI 28
Lincoln
AQI 32
Lisbon
AQI 25
Littleton
AQI 2
Livermore
AQI 33
Lyman
AQI 2
Lyme
AQI 6
Monroe
AQI 2
Orange
AQI 6
Orford
AQI 25
Piermont
AQI 14
Plymouth
AQI 31
Rumney
AQI 31
Sugar Hill
AQI 30
Thornton
AQI 31
Warren
AQI 30
Waterville Valley
AQI 32
Wentworth
AQI 30
Woodstock
AQI 32
Data Sources
http://www.airnow.gov/

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Cities Nearby

Warren
AQI 30
Ellsworth
AQI 31
Wentworth
AQI 30
Rumney
AQI 31
Thornton
AQI 31
Woodstock
AQI 32
Campton
AQI 31
Lincoln
AQI 32
Dorchester
AQI 30
Plymouth
AQI 31
Piermont
AQI 14