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Alton

Alton, East Hampshire

2026-05-03 13:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
59.8
PM2.5
μg/m³
11.4
PM10
μg/m³
15.4
NO2
μg/m³
9.9
SO2
μg/m³
1.1
Weather
  • ℃
  • ℉
17℃
66%
13 kph
3 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Allergy Risk
  • O3
  • PM2.5
  • PM10
  • NO2
  • SO2
  • Olive Tree
  • Grasses
  • Alder
  • Birch
  • Ragweed
  • Mugwort

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