What is the air quality trend in Borna?

Over the past 8 days, Borna had an average AQI of 34 based on station measurements. The worst day was 2026-07-17 with AQI 44.

How is Borna air quality measured?

Air quality in Borna 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 Borna, Germany

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

Historical PM2.5 and AQI trend from monitoring stations near Borna, Germany.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	29	12–45	6.8 µg/m³	23h	8
2026-07-20	29	14–65	7.1 µg/m³	24h	8
2026-07-19	30	5–66	7.5 µg/m³	23h	8
2026-07-18	43	33–54	10.3 µg/m³	23h	8
2026-07-17	44	9–151	11.4 µg/m³	24h	8
2026-07-16	42	29–85	10.8 µg/m³	24h	9
2026-07-15	36	25–55	8.8 µg/m³	24h	8
2026-07-14	25	25–25	6.0 µg/m³	1h	1

Back to Borna Air Quality