1. Europe
  2. United Kingdom
  3. England
  4. Essex
  5. Chelmsford
  6. Great Waltham

Great Waltham

Chelmsford

2026-06-26 23:00
AQI (US)
Moderate
Pollutants|Pollens
PM2.5
μg/m³
19
O3
μg/m³
83.6
PM10
μg/m³
29.3
NO2
μg/m³
16.5
SO2
μg/m³
1
Weather
  • ℃
  • ℉
20℃
77%
10 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Allergy Risk
  • PM2.5
  • O3
  • PM10
  • NO2
  • SO2
  • Grasses
  • Mugwort
  • Olive Tree
  • Alder
  • Ragweed
  • Birch

Get the App

Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.

iPhone, iPad

Android

Cities Nearby

Broomfield and The Walthams
AQI 69
Pleshey
AQI 69
Little Waltham
AQI 69
Boreham and The Leighs
AQI 70
Felsted & Stebbing
AQI 67
Broomfield
AQI 73
Chelmsford Rural West
AQI 73
Great Dunmow South & Barnston
AQI 66
Springfield North
AQI 73
Flitch Green & Little Dunmow
AQI 67
Patching Hall
AQI 73