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Castledawson

Mid Ulster, Northern Ireland

2026-05-16 09:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
4.3
O3
μg/m³
48.9
PM10
μg/m³
13
NO2
μg/m³
19.8
SO2
μg/m³
2.3
Weather
  • ℃
  • ℉
8℃
82%
10 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Allergy Risk
  • PM2.5
  • O3
  • PM10
  • NO2
  • SO2
  • Grasses
  • Alder
  • Ragweed
  • Mugwort
  • Birch
  • Olive Tree

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