What is the air quality trend in Kos?

Over the past 8 days, Kos had an average AQI of 41 based on station measurements. The worst day was 2026-10-21 with AQI 56.

How is Kos air quality measured?

Air quality in Kos 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 Kos, Greece

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

Historical PM2.5 and AQI trend from monitoring stations near Kos, Greece.

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

91h

PM2.5 Station

91h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	56	42–85	15.3 µg/m³	6h	2
2026-10-20	48	13–160	14.7 µg/m³	16h	2
2026-10-19	29	16–53	7.0 µg/m³	8h	1
2026-10-18	22	10–35	5.4 µg/m³	13h	1
2026-10-17	41	6–156	12.0 µg/m³	16h	2
2026-10-16	28	18–46	6.7 µg/m³	9h	1
2026-10-15	54	5–161	18.0 µg/m³	16h	1
2026-10-14	52	15–155	17.8 µg/m³	7h	1

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