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
France
Île-de-France
Essonne
Les Ulis
AQI (US)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Les Ulis
Arrondissement de Palaiseau, Essonne
2025-01-30 09:00
AQI (US)
Insufficient Data
Pollutants
|
Pollens
O3
μg/m³
39.5
Alder
3.0
Ragweed
0
Mugwort
0
Birch
0
Olive Tree
0
Grasses
0
Weather
℃
℃
℉
7℃
94%
22 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (US)
AQI (US)
Allergy Risk
O3
Alder
Ragweed
Mugwort
Birch
Olive Tree
Grasses
Places included
LES ULIS
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
Les Ulis
AQI 18
Bures-sur-Yvette
AQI 61
Gif-sur-Yvette
AQI 61
Igny
AQI 61
La Ville-du-Bois
AQI 61
Montlhéry
AQI 57
Vaugrigneuse
AQI 61
Massy
AQI 28
Villemoisson-sur-Orge
AQI 61
Châtenay-Malabry
AQI 28
Antony
AQI 28
Air Matters © 2025