What is the air quality trend in La Porte?

Over the past 15 days, La Porte had an average AQI of 51 based on station measurements. The worst day was 2026-07-17 with AQI 128.

How is La Porte air quality measured?

Air quality in La Porte 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 La Porte, United States

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

297h

PM2.5 Station

297h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	34	32–37	8.3 µg/m³	2h	2
2026-07-21	55	26–119	15.8 µg/m³	19h	2
2026-07-20	60	21–125	17.5 µg/m³	17h	2
2026-07-19	54	17–106	15.6 µg/m³	21h	2
2026-07-18	46	18–152	12.6 µg/m³	20h	2
2026-07-17	128	14–492	89.7 µg/m³	23h	2
2026-07-16	98	11–315	51.0 µg/m³	23h	2
2026-07-15	71	8–293	29.7 µg/m³	22h	2
2026-07-14	35	12–73	8.6 µg/m³	24h	2
2026-07-13	28	15–58	6.8 µg/m³	21h	2
2026-07-12	26	9–53	6.3 µg/m³	20h	2
2026-07-11	39	21–57	9.5 µg/m³	20h	2
2026-07-10	33	15–50	8.1 µg/m³	22h	2
2026-07-09	33	19–56	8.0 µg/m³	22h	2
2026-07-08	34	16–53	8.2 µg/m³	21h	2

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