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

Portsmouth

Rockingham County, New Hampshire

2025-12-26 14:00
AQHI (Canada)
Insufficient Data
Pollutants|Pollens
O3
μg/m³
70.7
PM10
μg/m³
7
PM2.5
μg/m³
2
SO2
μg/m³
1.7
Weather
  • ℃
  • ℉
-11℃
61%
10 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • AQHI (Canada)
  • Pollen
  • O3
  • PM10
  • PM2.5
  • SO2
Places included
800 Islington Street
AQI --
Jones Ave
AQI --
Langdon St.
AQI --
NH1
AQI --
NH10
AQI --
NH2
AQI --
NH8
AQI --
NH9
AQI --
New Franklin School
AQI --
North Cemetery
AQI --
Portsmouth
AQI --
Portsmouth
AQI --
South Mill Pond Park
AQI --
Data Sources
http://www.airnow.gov/

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AQI --
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AQI --
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AQI --
Stratham
AQI --
York
AQI --
Newmarket
AQI --