Toggle navigation
Places
AQI (US)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
English
Français
Deutsch
日本語
한국어
简体中文
繁體中文
Europe
United Kingdom
England
Cambridgeshire
South Cambridgeshire District
Heydon
AQI (US)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Heydon
South Cambridgeshire District
2026-02-19 10:00
AQI (US)
Moderate
Pollutants
|
Pollens
PM2.5
μg/m³
9.1
PM10
μg/m³
12.7
O3
μg/m³
25.1
NO2
μg/m³
20.6
SO2
μg/m³
1.4
Alder
3.2
Ragweed
0
Mugwort
0
Birch
0
Olive Tree
0
Grasses
0
Weather
℃
℃
℉
4℃
96%
11 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (US)
AQI (US)
Allergy Risk
PM2.5
PM10
O3
NO2
SO2
Alder
Ragweed
Mugwort
Birch
Olive Tree
Grasses
Get the App
Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.
iPhone, iPad
Android
Scan QR Code to Download App
iOS
Google Play
Download APK
Cities Nearby
Littlebury, Chesterford & Wenden Lofts
AQI 50
Melbourn
AQI 51
Royston Meridian
AQI 53
Lower Green
AQI 30
Foxton
AQI 50
Royston
AQI 53
Royston Palace
AQI 53
Royston Heath
AQI 53
Meldreth
AQI 50
Whittlesford
AQI 50
Ermine
AQI 53
Air Matters © 2026