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
North America
United States
Illinois
Madison County
Saint Jacob
AQI (US)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Saint Jacob
St. Jacob Township, Madison County
2026-05-15 18:00
AQI (US)
Moderate
Pollutants
|
Pollens
PM10
μg/m³
55.4
O3
μg/m³
113.1
PM2.5
μg/m³
6.3
NO2
μg/m³
7.1
CO
μg/m³
150.5
SO2
μg/m³
0.1
Pollen
8.9
Weather
℃
℃
℉
26℃
47%
30 kph
8 of 11
Historical Data
Hourly
Hourly
Daily
AQI (US)
AQI (US)
Pollen
PM10
O3
PM2.5
NO2
CO
SO2
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
Saint Jacob
AQI 51
Marine
AQI 33
Highland
AQI 48
Lebanon
AQI 53
Trenton
AQI 51
Grantfork
AQI 49
Maryville
AQI 54
O'Fallon
AQI 41
Glen Carbon
AQI 41
Edwardsville
AQI 41
Collinsville
AQI 41
Air Matters © 2026