What is the air quality trend in Birūr?

Over the past 15 days, Birūr had an average AQI of 55 based on station measurements. The worst day was 2026-05-20 with AQI 92.

How is Birūr air quality measured?

Air quality in Birūr 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 Birūr, India

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

Historical PM2.5 and AQI trend from monitoring stations near Birūr, India.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

122h

PM2.5 Station

122h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	52	50–55	13.0 µg/m³	2h	1
2026-05-29	42	12–80	11.3 µg/m³	12h	1
2026-05-28	17	4–25	4.2 µg/m³	11h	1
2026-05-27	79	7–134	26.5 µg/m³	7h	1
2026-05-26	47	14–151	14.1 µg/m³	14h	1
2026-05-25	78	5–440	45.2 µg/m³	14h	1
2026-05-24	47	13–154	15.2 µg/m³	13h	1
2026-05-23	22	1–50	5.2 µg/m³	11h	1
2026-05-22	44	13–138	13.9 µg/m³	7h	1
2026-05-21	47	13–164	17.1 µg/m³	10h	1
2026-05-20	92	31–169	40.7 µg/m³	3h	1
2026-05-19	72	39–108	22.7 µg/m³	4h	1
2026-05-18	80	19–154	27.9 µg/m³	6h	1
2026-05-17	67	17–105	22.0 µg/m³	3h	1
2026-05-16	42	26–63	11.1 µg/m³	5h	2

Back to Birūr Air Quality