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
Switzerland
Schwyz
March District
Altendorf
AQI (US)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Altendorf
March District, Schwyz
2026-04-22 11:00
AQI (US)
Good
Pollutants
|
Pollens
PM2.5
μg/m³
5.2
PM10
μg/m³
8
Birch
9.0
Grasses
3.0
Alder
0
Ragweed
0
Mugwort
0
Olive Tree
0
Weather
℃
℃
℉
15℃
44%
13 kph
5 of 11
Historical Data
Hourly
Hourly
Daily
AQI (US)
AQI (US)
Allergy Risk
PM2.5
PM10
Birch
Grasses
Alder
Ragweed
Mugwort
Olive Tree
Data Sources
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
Altendorf
AQI 30
Wangen
AQI 24
Rüti
AQI 36
Stäfa
AQI 31
Richterswil
AQI 26
Einsiedeln
AQI 14
Hinwil
AQI 31
Männedorf
AQI 26
Wädenswil
AQI 26
Kaltbrunn
AQI 31
Wetzikon
AQI 31
Air Matters © 2026