What is the air quality trend in Bilecik?

Over the past 21 days, Bilecik had an average AQI of 57 based on station measurements. The worst day was 2026-05-20 with AQI 79.

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

466h

PM2.5 Station

466h · 4 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	63	8–151	19.0 µg/m³	10h	4
2026-06-08	43	22–78	11.3 µg/m³	23h	3
2026-06-07	50	4–115	14.2 µg/m³	22h	3
2026-06-06	59	16–132	17.7 µg/m³	23h	4
2026-06-05	42	20–68	10.6 µg/m³	23h	3
2026-06-04	42	5–102	11.1 µg/m³	24h	3
2026-06-03	57	11–114	17.1 µg/m³	24h	4
2026-06-02	44	21–111	12.3 µg/m³	24h	3
2026-06-01	38	10–73	9.8 µg/m³	23h	3
2026-05-31	51	18–187	17.1 µg/m³	23h	4
2026-05-30	49	19–123	13.6 µg/m³	23h	3
2026-05-29	63	20–194	21.6 µg/m³	23h	3
2026-05-28	51	23–107	14.6 µg/m³	23h	3
2026-05-27	74	34–192	27.6 µg/m³	24h	3
2026-05-26	72	30–152	22.2 µg/m³	23h	3
2026-05-25	74	19–315	29.6 µg/m³	24h	4
2026-05-24	51	8–143	15.2 µg/m³	24h	3
2026-05-23	66	22–160	21.2 µg/m³	22h	4
2026-05-22	60	16–108	17.4 µg/m³	24h	4
2026-05-21	74	23–262	30.1 µg/m³	24h	4
2026-05-20	79	18–304	35.9 µg/m³	13h	4

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