What is the air quality trend in Peniche?

Over the past 21 days, Peniche had an average AQI of 32 based on station measurements. The worst day was 2026-05-26 with AQI 41.

How is Peniche air quality measured?

Air quality in Peniche 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 Peniche, Portugal

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

299h

PM2.5 Station

299h · 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	33	20–55	7.9 µg/m³	12h	1
2026-05-29	28	1–61	6.9 µg/m³	14h	1
2026-05-28	36	8–55	8.9 µg/m³	16h	1
2026-05-27	37	5–74	9.4 µg/m³	13h	1
2026-05-26	41	3–89	10.4 µg/m³	17h	1
2026-05-25	36	6–68	8.9 µg/m³	15h	1
2026-05-24	38	17–53	9.3 µg/m³	17h	1
2026-05-23	34	17–45	8.1 µg/m³	16h	1
2026-05-22	31	7–65	7.7 µg/m³	14h	1
2026-05-21	31	7–64	7.7 µg/m³	11h	1
2026-05-20	29	10–48	6.9 µg/m³	12h	1
2026-05-19	29	8–58	7.0 µg/m³	17h	1
2026-05-18	33	18–83	8.4 µg/m³	16h	2
2026-05-17	29	10–40	6.9 µg/m³	8h	1
2026-05-16	26	3–55	6.2 µg/m³	16h	1
2026-05-15	37	5–63	9.5 µg/m³	16h	2
2026-05-14	37	9–73	10.2 µg/m³	16h	2
2026-05-13	30	5–59	7.3 µg/m³	15h	2
2026-05-12	25	4–87	6.4 µg/m³	16h	1
2026-05-11	30	4–50	7.1 µg/m³	20h	2
2026-05-10	25	17–33	6.1 µg/m³	2h	2

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