What is the air quality trend in Kastamonu?

Over the past 15 days, Kastamonu had an average AQI of 42 based on station measurements. The worst day was 2026-08-26 with AQI 56.

How is Kastamonu air quality measured?

Air quality in Kastamonu 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 Kastamonu, Turkey

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

191h

PM2.5 Station

191h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-05	38	21–55	9.4 µg/m³	6h	1
2026-09-04	43	9–88	12.0 µg/m³	13h	1
2026-09-03	37	9–69	9.5 µg/m³	12h	1
2026-09-02	47	13–112	12.8 µg/m³	12h	1
2026-09-01	32	5–72	8.1 µg/m³	16h	1
2026-08-31	35	11–89	9.0 µg/m³	18h	1
2026-08-30	43	5–147	12.0 µg/m³	17h	1
2026-08-29	38	15–117	10.4 µg/m³	13h	1
2026-08-28	44	17–70	11.4 µg/m³	15h	1
2026-08-27	48	23–71	12.7 µg/m³	13h	1
2026-08-26	56	19–157	17.5 µg/m³	12h	1
2026-08-25	49	11–155	14.5 µg/m³	15h	1
2026-08-24	29	11–56	7.0 µg/m³	10h	1
2026-08-23	51	16–144	15.0 µg/m³	13h	1
2026-08-22	44	8–71	11.7 µg/m³	6h	1

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