What is the air quality trend in Faro?

Over the past 20 days, Faro had an average AQI of 33 based on station measurements. The worst day was 2026-05-13 with AQI 49.

How is Faro air quality measured?

Air quality in Faro 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 Faro, Portugal

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

Historical PM2.5 and AQI trend from monitoring stations near Faro, Portugal.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

270h

PM2.5 Station

270h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	35	7–68	8.8 µg/m³	15h	1
2026-05-29	32	17–51	7.7 µg/m³	11h	2
2026-05-28	33	2–62	8.1 µg/m³	14h	1
2026-05-27	32	8–57	7.9 µg/m³	13h	1
2026-05-26	32	2–57	7.9 µg/m³	10h	1
2026-05-25	33	7–76	8.4 µg/m³	14h	1
2026-05-24	38	10–58	9.4 µg/m³	15h	2
2026-05-23	39	18–57	9.5 µg/m³	16h	2
2026-05-22	36	10–56	8.7 µg/m³	12h	1
2026-05-21	29	1–44	7.1 µg/m³	12h	1
2026-05-20	32	5–53	7.6 µg/m³	13h	1
2026-05-19	33	10–63	8.2 µg/m³	13h	1
2026-05-18	27	9–46	6.5 µg/m³	15h	2
2026-05-17	28	17–39	6.7 µg/m³	12h	2
2026-05-16	26	9–43	6.3 µg/m³	8h	2
2026-05-15	30	10–66	7.7 µg/m³	12h	2
2026-05-14	37	4–106	10.4 µg/m³	12h	1
2026-05-13	49	6–86	14.0 µg/m³	17h	1
2026-05-12	36	6–79	9.6 µg/m³	17h	1
2026-05-11	36	12–63	8.9 µg/m³	19h	2

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