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Rosemont

12, Petersville, Frederick County

2026-09-18 10:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
64.3
PM2.5
μg/m³
5.8
PM10
μg/m³
6
Weather
  • ℃
  • ℉
21℃
96%
12 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • PM2.5
  • PM10

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