What is the air quality trend in Urbana?

Over the past 14 days, Urbana had an average AQI of 49 based on station measurements. The worst day was 2026-07-17 with AQI 100.

How is Urbana air quality measured?

Air quality in Urbana is measured by ground-level monitoring stations that report PM2.5 and PM10 concentrations hourly. CERNS.IO aggregates readings from nearby stations and converts PM2.5 to the US EPA Air Quality Index (AQI) scale.

Air Quality History for Urbana, United States

Name: Urbana Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Urbana, United States.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

290h

PM2.5 Station

290h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	55	25–73	14.8 µg/m³	16h	2
2026-07-20	63	17–102	19.1 µg/m³	18h	2
2026-07-19	62	26–148	18.8 µg/m³	20h	2
2026-07-18	58	28–181	19.0 µg/m³	19h	2
2026-07-17	100	37–249	47.4 µg/m³	24h	2
2026-07-16	55	18–231	19.3 µg/m³	23h	2
2026-07-15	47	31–74	11.6 µg/m³	23h	2
2026-07-14	40	17–55	9.6 µg/m³	20h	3
2026-07-13	39	17–63	9.5 µg/m³	22h	2
2026-07-12	33	18–57	8.1 µg/m³	19h	2
2026-07-11	34	19–47	8.2 µg/m³	22h	2
2026-07-10	35	22–51	8.3 µg/m³	20h	2
2026-07-09	36	26–52	8.7 µg/m³	21h	2
2026-07-08	37	18–52	8.8 µg/m³	23h	2

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