What is the air quality trend in Bilecik?

Over the past 15 days, Bilecik had an average AQI of 51 based on station measurements. The worst day was 2026-07-11 with AQI 61.

How is Bilecik air quality measured?

Air quality in Bilecik 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 Bilecik, Turkey

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

Historical PM2.5 and AQI trend from monitoring stations near Bilecik, Turkey.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

328h

PM2.5 Station

328h · 3 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	54	52–57	13.9 µg/m³	2h	4
2026-07-21	48	15–284	19.1 µg/m³	22h	5
2026-07-20	49	7–303	20.2 µg/m³	23h	4
2026-07-19	38	10–86	9.9 µg/m³	24h	4
2026-07-18	51	17–220	17.8 µg/m³	24h	4
2026-07-17	54	20–124	14.5 µg/m³	23h	3
2026-07-16	56	19–152	15.8 µg/m³	24h	4
2026-07-15	50	16–89	13.0 µg/m³	24h	4
2026-07-14	54	15–153	15.3 µg/m³	24h	4
2026-07-13	47	17–74	12.1 µg/m³	24h	3
2026-07-12	60	20–185	21.6 µg/m³	24h	4
2026-07-11	61	18–196	22.0 µg/m³	23h	4
2026-07-10	53	15–110	14.7 µg/m³	23h	4
2026-07-09	52	28–114	14.1 µg/m³	24h	4
2026-07-08	42	4–66	10.6 µg/m³	20h	4

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