What is the air quality trend in Siemiatycze?

Over the past 15 days, Siemiatycze had an average AQI of 35 based on station measurements. The worst day was 2026-05-24 with AQI 48.

How is Siemiatycze air quality measured?

Air quality in Siemiatycze 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 Siemiatycze, Poland

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

Historical PM2.5 and AQI trend from monitoring stations near Siemiatycze, Poland.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

232h

PM2.5 Station

232h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	24	24–24	5.8 µg/m³	1h	1
2026-05-28	35	6–60	8.6 µg/m³	17h	1
2026-05-27	45	27–64	11.3 µg/m³	17h	1
2026-05-26	37	20–56	8.9 µg/m³	15h	1
2026-05-25	38	15–58	9.2 µg/m³	17h	1
2026-05-24	48	24–81	12.3 µg/m³	17h	1
2026-05-23	36	9–57	8.8 µg/m³	19h	1
2026-05-22	44	12–91	11.2 µg/m³	18h	1
2026-05-21	37	20–89	9.6 µg/m³	18h	1
2026-05-20	29	15–62	7.1 µg/m³	14h	1
2026-05-19	26	7–51	6.1 µg/m³	14h	1
2026-05-18	30	17–44	7.1 µg/m³	15h	1
2026-05-17	39	12–158	12.4 µg/m³	14h	1
2026-05-16	31	6–78	7.8 µg/m³	18h	1
2026-05-15	37	6–153	10.5 µg/m³	18h	1

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