1. North America
  2. United States
  3. Missouri
  4. Jefferson County

Jefferson County

Missouri

2026-05-12 19:00
AQI (US)
Moderate
Pollutants|Pollens
PM2.5
μg/m³
14.2
O3
μg/m³
107.1
PM10
μg/m³
9
SO2
μg/m³
3.7
NO2
μg/m³
2.9
Weather
  • ℃
  • ℉
28℃
36%
15 kph
4 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
  • PM10
  • SO2
  • NO2
Places included
Arnold Township
AQI 60
Central Township
AQI 60
High Ridge Township
AQI 60
Imperial Township
AQI 60
Joachim Township
AQI 60
Meramec
AQI 60
Plattin Township
AQI 58
River View Township
AQI 60
Valle Township
AQI 60
Windsor Township
AQI 60
Data Sources
http://www.airnow.gov/

Get the App

Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.

iPhone, iPad

Android

Cities Nearby

Hillsboro
AQI 60
Horine
AQI 60
De Soto
AQI 60
Festus
AQI 60
Olympian Village
AQI 59
Pevely
AQI 60
Crystal City
AQI 60
Herculaneum
AQI 60
Cedar Hill Lakes
AQI 60
Cedar Hill
AQI 60
Barnhart
AQI 60