New York, NY 76° Los Angeles, CA 74° Chicago, IL 70° Houston, TX 83° Miami, FL 82° Phoenix, AZ 100° Seattle, WA 79° Denver, CO 68° Toronto, ON 69° Vancouver, BC 80°
WeatherLiveIndianaIndianapolisAir Quality

Indianapolis, IN Air Quality

← Indianapolis

Air quality in Indianapolis

The US Air Quality Index (EPA) grades air from 0 to 500 using fine particles (PM2.5/PM10), ozone and nitrogen dioxide. 0-50 is Good, 51-100 Moderate, 101-150 Unhealthy for Sensitive Groups, and anything higher affects everyone.

US AQI · EPA
35
Good
PM2.5
8.4 µg/m³
WHO guideline 15
PM10
8.7 µg/m³
WHO guideline 45
NO₂ · O₃
20 · 58
µg/m³

Hour by hour (12h)

US EPA AQI
10:00 PM 💨 PM2.5 8.4 µg/m³
35Good
11:00 PM 💨 PM2.5 8.5 µg/m³
35Good
12:00 AM 💨 PM2.5 7 µg/m³
29Good
1:00 AM 💨 PM2.5 5.6 µg/m³
27Good
2:00 AM 💨 PM2.5 5 µg/m³
29Good
3:00 AM 💨 PM2.5 5.3 µg/m³
30Good
4:00 AM 💨 PM2.5 5 µg/m³
30Good
5:00 AM 💨 PM2.5 3.8 µg/m³
29Good
6:00 AM 💨 PM2.5 3.6 µg/m³
27Good
7:00 AM 💨 PM2.5 3.3 µg/m³
24Good
8:00 AM 💨 PM2.5 3.4 µg/m³
23Good
9:00 AM 💨 PM2.5 3.9 µg/m³
25Good

Next few days

daily max · US EPA AQI
Thu 💨 Moderate · UV Very high
75
Fri 💨 Moderate · UV Moderate
71
Sat 💨 Moderate · UV Very high
71
Sun 💨 Moderate · UV Very high
80
Mon 💨 Good · UV Very high
28
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 10:51 PM