What is the air quality trend in Pernik?

Over the past 8 days, Pernik had an average AQI of 67 based on station measurements. The worst day was 2026-10-14 with AQI 85.

How is Pernik air quality measured?

Air quality in Pernik 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 Pernik, Bulgaria

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

Historical PM2.5 and AQI trend from monitoring stations near Pernik, Bulgaria.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 22 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-10-21	54	23–87	14.8 µg/m³	20.2	13h	22
2026-10-20	80	20–155	26.8 µg/m³	36.4	24h	23
2026-10-19	66	13–134	21.6 µg/m³	29.5	24h	23
2026-10-18	83	36–167	28.0 µg/m³	37.7	24h	23
2026-10-17	50	21–84	14.2 µg/m³	19.2	24h	23
2026-10-16	64	9–128	20.2 µg/m³	27.6	24h	23
2026-10-15	61	22–141	18.3 µg/m³	24.8	24h	24
2026-10-14	85	32–154	29.1 µg/m³	39.3	10h	23

Back to Pernik Air Quality