What is the air quality trend in Valdivia?

Over the past 21 days, Valdivia had an average AQI of 64 based on station measurements. The worst day was 2026-05-25 with AQI 97.

How is Valdivia air quality measured?

Air quality in Valdivia 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 Valdivia, Chile

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

Historical PM2.5 and AQI trend from monitoring stations near Valdivia, Chile.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

390h

PM2.5 Station

390h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	69	69–69	20.8 µg/m³	1h	2
2026-06-08	53	10–154	16.2 µg/m³	23h	2
2026-06-07	63	3–153	19.4 µg/m³	15h	2
2026-06-06	64	12–157	20.5 µg/m³	17h	2
2026-06-05	64	8–195	23.8 µg/m³	22h	2
2026-06-04	48	7–148	13.8 µg/m³	17h	2
2026-06-03	41	7–111	11.6 µg/m³	21h	2
2026-06-02	55	5–171	20.7 µg/m³	17h	2
2026-06-01	47	11–124	13.7 µg/m³	18h	1
2026-05-31	48	9–85	13.3 µg/m³	14h	1
2026-05-30	54	10–112	15.7 µg/m³	21h	2
2026-05-29	53	11–116	15.2 µg/m³	21h	2
2026-05-28	63	2–122	19.8 µg/m³	18h	2
2026-05-27	84	23–166	29.5 µg/m³	19h	2
2026-05-26	91	16–196	39.3 µg/m³	24h	2
2026-05-25	97	8–185	40.4 µg/m³	19h	2
2026-05-24	92	23–166	32.3 µg/m³	22h	2
2026-05-23	85	9–187	33.9 µg/m³	21h	2
2026-05-22	58	14–112	17.7 µg/m³	22h	2
2026-05-21	67	8–193	24.9 µg/m³	21h	2
2026-05-20	59	6–152	19.1 µg/m³	17h	2

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