What is the air quality trend in Martinópolis?

Over the past 18 days, Martinópolis had an average AQI of 28 based on station measurements. The worst day was 2026-10-21 with AQI 66.

How is Martinópolis air quality measured?

Air quality in Martinópolis 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 Martinópolis, Brazil

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

Historical PM2.5 and AQI trend from monitoring stations near Martinópolis, Brazil.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

201h

PM2.5 Station

201h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	66	11–497	45.4 µg/m³	13h	1
2026-10-20	30	10–99	8.1 µg/m³	14h	1
2026-10-19	49	4–500	64.9 µg/m³	19h	1
2026-10-18	16	3–48	3.9 µg/m³	19h	2
2026-10-17	25	8–57	6.1 µg/m³	13h	2
2026-10-16	30	10–152	8.9 µg/m³	13h	1
2026-10-15	27	3–83	7.3 µg/m³	13h	1
2026-10-14	34	10–77	9.0 µg/m³	11h	1
2026-10-13	23	7–46	5.5 µg/m³	16h	1
2026-10-12	22	9–72	5.8 µg/m³	14h	2
2026-10-11	37	6–137	10.8 µg/m³	17h	1
2026-10-10	18	7–55	4.4 µg/m³	13h	2
2026-10-09	34	4–85	9.1 µg/m³	14h	2
2026-10-08	20	13–28	4.9 µg/m³	2h	1
2026-10-06	16	11–25	3.8 µg/m³	3h	1
2026-10-05	29	24–34	7.0 µg/m³	2h	1
2026-10-04	10	5–16	2.4 µg/m³	3h	1
2026-10-03	31	9–53	7.6 µg/m³	2h	1

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