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
Leicester
Leicester University
CAQI (Europe)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Leicester University
Castle, England
2025-02-17 10:00
CAQI (Europe)
Low
Pollutants
|
Pollens
PM2.5
μg/m³
16
PM10
μg/m³
19
O3
μg/m³
44
NO2
μg/m³
8
Alder
0
Ragweed
0
Mugwort
0
Birch
0
Olive Tree
0
Grasses
0
Weather
℃
℃
℉
3℃
81%
19 kph
1 of 11
Historical Data
Hourly
Hourly
Daily
CAQI (Europe)
CAQI (Europe)
Allergy Risk
PM2.5
PM10
O3
NO2
Alder
Ragweed
Mugwort
Birch
Olive Tree
Grasses
Data Sources
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
Castle
AQI 27
Saffron
AQI 27
Stoneygate
AQI 27
Knighton
AQI 27
Westcotes
AQI 27
Wycliffe
AQI 29
Leicester
AQI 29
Spinney Hills
AQI 29
Aylestone
AQI 27
Braunstone Park & Rowley Fields
AQI 27
North Evington
AQI 29
Air Matters © 2025