What is the air quality trend in Calexico?

Over the past 15 days, Calexico had an average AQI of 55 based on station measurements. The worst day was 2026-06-05 with AQI 78.

How is Calexico air quality measured?

Air quality in Calexico 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 Calexico, United States

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

Historical PM2.5 and AQI trend from monitoring stations near Calexico, United States.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

333h

PM2.5 Station

333h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	35	11–62	8.9 µg/m³	6h	3
2026-06-08	50	31–163	13.9 µg/m³	24h	4
2026-06-07	55	30–300	20.9 µg/m³	24h	4
2026-06-06	59	31–178	18.3 µg/m³	24h	4
2026-06-05	78	34–494	37.4 µg/m³	24h	4
2026-06-04	57	39–178	17.1 µg/m³	24h	4
2026-06-03	62	32–172	18.8 µg/m³	24h	4
2026-06-02	61	42–190	19.3 µg/m³	24h	4
2026-06-01	53	28–178	16.1 µg/m³	23h	4
2026-05-31	56	31–220	18.7 µg/m³	24h	5
2026-05-30	60	25–170	18.0 µg/m³	24h	4
2026-05-29	55	28–175	17.1 µg/m³	24h	4
2026-05-28	52	23–188	17.0 µg/m³	24h	4
2026-05-27	51	30–174	15.1 µg/m³	24h	3
2026-05-26	46	30–72	11.9 µg/m³	16h	4

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