Toggle navigation
Places
CAQI (Europe)
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
Hertfordshire
Codicote
CAQI (Europe)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Codicote
Codicote, North Hertfordshire District
2026-03-09 07:00
CAQI (Europe)
Medium
Pollutants
|
Pollens
PM2.5
μg/m³
35
PM10
μg/m³
42
Alder
9.0
Ragweed
0
Mugwort
0
Birch
0
Olive Tree
0
Grasses
0
Weather
℃
℃
℉
7℃
95%
9 kph
1 of 11
Historical Data
Hourly
Hourly
Daily
CAQI (Europe)
CAQI (Europe)
Allergy Risk
PM2.5
PM10
Alder
Ragweed
Mugwort
Birch
Olive Tree
Grasses
Data Sources
http://www.polleninfo.org
http://uk-air.defra.gov.uk/
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
Codicote
AQI 55
Welwyn West
AQI 55
Welwyn
AQI 54
Welwyn East
AQI 54
Woolmer Green
AQI 55
Knebworth
AQI 55
Sherrards
AQI 54
Datchworth
AQI 55
Roebuck
AQI 55
Welwyn Garden City
AQI 54
Haldens
AQI 54
Air Matters © 2026