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  2. United States
  3. New Hampshire
  4. Rockingham County
  5. Portsmouth

Portsmouth

Rockingham County, New Hampshire

2026-01-24 02:00
AQI (UK)
Low
Pollutants|Pollens
O3
μg/m³
77.1
PM10
μg/m³
12
PM2.5
μg/m³
3.3
SO2
μg/m³
1.7
Weather
  • ℃
  • ℉
-10℃
45%
24 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (UK)
  • Pollen
  • O3
  • PM10
  • PM2.5
  • SO2
Places included
Portsmouth
AQI 3
Data Sources
http://www.airnow.gov/

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