1. North America
  2. United States
  3. New Hampshire
  4. Merrimack County
  5. Webster

Webster

Merrimack County, New Hampshire

2026-04-25 15:00
AQI (UK)
Low
Pollutants|Pollens
O3
μg/m³
75.3
PM2.5
μg/m³
2.5
PM10
μg/m³
3
SO2
μg/m³
3.4
NO2
μg/m³
1
Weather
  • ℃
  • ℉
9℃
46%
3 kph
5 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (UK)
  • Pollen
  • O3
  • PM2.5
  • PM10
  • SO2
  • NO2

Get the App

Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.

iPhone, iPad

Android

Cities Nearby

Webster
AQI 3
Salisbury
AQI 3
Boscawen
AQI 3
Canterbury
AQI 3
Warner
AQI 3
Franklin
AQI 3
Andover
AQI 3
Hopkinton
AQI 3
Northfield
AQI 3
Tilton
AQI 3
Henniker
AQI 3