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
Spain
León
CAQI (Europe)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
León
Castilla y León
2025-12-06 06:00
CAQI (Europe)
Very Low
Pollutants
|
Pollens
O3
μg/m³
53.8
PM10
μg/m³
5.5
NO2
μg/m³
3.6
PM2.5
μg/m³
1
SO2
μg/m³
3.2
CO
μg/m³
100
Alder
0
Ragweed
0
Mugwort
0
Birch
0
Olive Tree
0
Grasses
0
Weather
℃
℃
℉
9℃
96%
9 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
CAQI (Europe)
CAQI (Europe)
Allergy Risk
O3
PM10
NO2
PM2.5
SO2
CO
Alder
Ragweed
Mugwort
Birch
Olive Tree
Grasses
Places included
Boñar-Cistierna
AQI 24
El Bierzo
AQI 27
León
AQI 20
Valencia de Don Juan
AQI 25
Villablino
AQI 18
Data Sources
https://www.eea.europa.eu
http://www.polleninfo.org
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
León
AQI 2
Valderas
AQI 25
Mieres
AQI 14
San Martín del Rey Aurelio
AQI 14
La Rebollada
AQI 14
Langreo
AQI 11
Ponferrada
AQI 6
Oviedo
AQI 39
Trubia
AQI 39
Lugones
AQI 25
Bernueces
AQI 22
Air Matters © 2025