Air quality in St. Charles

Air quality index (AQI) and PM2.5 air pollution in St. Charles

Last update at (local time)

76 people follow this city

  • The profile image of follower
  • The profile image of follower
  • The profile image of follower
  • The profile image of follower
  • The profile image of follower
IQAir map with AQI colorful pins

AIR QUALITY DATA SOURCE

Contributor profile image
* AQI modeled using satellite data Learn more

St. Charles does not have air sensor data

Be the first to measure and contribute air quality data to your community

BECOME A CONTRIBUTOR
Find out more about contributors and data sources

Pollen

What is the pollen count in St. Charles today?

IndexN/A
Tree pollenN/A
Grass pollenN/A
Weed pollenN/A
See pollen forecast

Weather

What is the current weather in St. Charles?

Weather icon
WeatherClear sky
Temperature39.2°F
Humidity61%
Wind6.5 mp/h
Pressure29.9 Hg

live aqi city ranking

Real-time USA city ranking

#cityUS AQI
1 Michigan City, Indiana

90

2 Medina, Ohio

83

3 Casa Grande, Arizona

78

4 Carter Lake, Iowa

74

5 Burns Harbor, Indiana

73

6 St Louis, Missouri

70

7 Akron, Ohio

69

8 Omaha, Nebraska

68

9 Canton, Ohio

67

10 Keosauqua, Iowa

67

(local time)

SEE WORLD AQI RANKING

live St. Charles aqi ranking

Real-time St. Charles air quality ranking

#1 Air Quality App

Free iOS and Android air quality app

AirVisual App, Free iOS and Android air quality app

US AQI

19*

live AQI index
Good

Human face indicating AQI level

Overview

What is the current air quality in St. Charles?

Air pollution levelAir quality indexMain pollutant
Good 19* US AQIPM2.5
PollutantsConcentration
PM2.5
4.7*µg/m³

PM2.5 concentration in St. Charles air currently meets the WHO annual air quality guideline value

Health Recommendations

What is the current air quality in St. Charles?

A man cycling icon
Enjoy outdoor activities
An open window icon
Open your windows to bring clean, fresh air indoors
GET A MONITOR

Forecast

St. Charles air quality index (AQI) forecast

DayPollution levelWeatherTemperatureWind
Today

Good 19 AQI US

Human face indicating AQI level
Weather icon
57.2° 37.4°
Wind rotating 309 degree 15.7 mp/h
Saturday, Mar 30

Good 26 AQI US

Human face indicating AQI level
Weather icon 70%
60.8° 37.4°
Wind rotating 251 degree 8.9 mp/h
Sunday, Mar 31

Good 27 AQI US

Human face indicating AQI level
Weather icon 50%
64.4° 50°
Wind rotating 333 degree 8.9 mp/h
Monday, Apr 1

Good 40 AQI US

Human face indicating AQI level
Weather icon 100%
51.8° 48.2°
Wind rotating 57 degree 6.7 mp/h
Tuesday, Apr 2

Moderate 56 AQI US

Human face indicating AQI level
Weather icon 100%
73.4° 48.2°
Wind rotating 215 degree 8.9 mp/h
Wednesday, Apr 3

Moderate 52 AQI US

Human face indicating AQI level
Weather icon 100%
62.6° 42.8°
Wind rotating 218 degree 13.4 mp/h
Thursday, Apr 4

Good 8 AQI US

Human face indicating AQI level
Weather icon 20%
48.2° 39.2°
Wind rotating 303 degree 17.9 mp/h

Interested in hourly forecast? Get the app

How to best protect from air pollution?

Reduce your air pollution exposure in St. Charles

Where is the cleanest air quality in St. Charles?

No locations are available.

Cart
Your cart is empty

Connect With IQAir

Sign up for our newsletter