What is the air quality trend in Terre Haute?

Over the past 14 days, Terre Haute had an average AQI of 28 based on station measurements. The worst day was 2026-10-08 with AQI 38.

How is Terre Haute air quality measured?

Air quality in Terre Haute 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 Terre Haute, United States

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-20	24	4–48	5.8 µg/m³	14h	1
2026-10-19	20	7–42	4.7 µg/m³	14h	1
2026-10-18	20	9–36	4.8 µg/m³	13h	1
2026-10-17	32	9–89	8.9 µg/m³	8h	1
2026-10-16	32	7–57	7.9 µg/m³	13h	1
2026-10-15	37	8–73	9.7 µg/m³	14h	1
2026-10-14	34	10–62	8.4 µg/m³	9h	1
2026-10-13	27	10–53	6.4 µg/m³	14h	1
2026-10-12	24	1–50	5.8 µg/m³	12h	1
2026-10-11	21	10–30	5.0 µg/m³	12h	1
2026-10-10	26	10–50	6.3 µg/m³	9h	1
2026-10-09	27	6–64	6.7 µg/m³	13h	1
2026-10-08	38	12–59	9.3 µg/m³	11h	1
2026-10-07	30	18–40	7.1 µg/m³	10h	1

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