Toggle navigation
Places
AQI (China)
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
Auvergne-Rhône-Alpes
Isere
Crolles
AQI (China)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Crolles
Arrondissement de Grenoble, Isere
2026-09-23 19:00
AQI (China)
Excellent
Pollutants
|
Pollens
O3
μg/m³
70
PM10
μg/m³
18
PM2.5
μg/m³
10
NO2
μg/m³
7
Ragweed
3.0
Grasses
3.0
Alder
0
Mugwort
0
Birch
0
Olive Tree
0
Weather
℃
℃
℉
20℃
60%
2 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (China)
AQI (China)
Allergy Risk
O3
PM10
PM2.5
NO2
Ragweed
Grasses
Alder
Mugwort
Birch
Olive Tree
Places included
Gresivaudan Periurb
AQI 22
Data Sources
http://www.polleninfo.org
https://www.eea.europa.eu
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
Crolles
AQI 22
Saint-Hilaire
AQI 18
Lumbin
AQI 18
Villard-Bonnot
AQI 18
Saint-Ismier
AQI 18
Le Sappey-en-Chartreuse
AQI 18
Montbonnot-Saint-Martin
AQI 20
Goncelin
AQI 18
Meylan
AQI 20
Le Cheylas
AQI 17
Gières
AQI 18
Air Matters © 2026