What is the air quality trend in Kalmunai?

Over the past 3 days, Kalmunai had an average AQI of 32 based on station measurements. The worst day was 2026-05-27 with AQI 50.

How is Kalmunai air quality measured?

Air quality in Kalmunai 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 Kalmunai, Sri Lanka

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

Historical PM2.5 and AQI trend from monitoring stations near Kalmunai, Sri Lanka.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

48h

PM2.5 Station

48h · 1 station

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-28	27	18–61	6.5 µg/m³	11.0	22h	1
2026-05-27	50	18–160	14.9 µg/m³	28.5	24h	1
2026-05-26	20	18–22	4.8 µg/m³	8.2	2h	1

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