What is the air quality trend in Calabar?

Over the past 10 days, Calabar had an average AQI of 39 based on station measurements. The worst day was 2026-05-12 with AQI 50.

How is Calabar air quality measured?

Air quality in Calabar 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 Calabar, Nigeria

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

Historical PM2.5 and AQI trend from monitoring stations near Calabar, Nigeria.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

202h

PM2.5 Station

202h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-19	36	34–40	8.5 µg/m³	3h	1
2026-05-18	21	16–28	5.1 µg/m³	24h	1
2026-05-17	29	20–42	7.0 µg/m³	24h	1
2026-05-16	44	33–62	10.8 µg/m³	24h	1
2026-05-15	48	23–85	13.0 µg/m³	22h	1
2026-05-14	47	25–92	12.4 µg/m³	24h	1
2026-05-13	45	26–94	11.9 µg/m³	24h	1
2026-05-12	50	27–97	13.7 µg/m³	24h	1
2026-05-11	41	27–63	10.0 µg/m³	24h	1
2026-05-10	37	26–48	8.8 µg/m³	9h	1

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