What is the air quality trend in Rosarito?

Over the past 14 days, Rosarito had an average AQI of 44 based on station measurements. The worst day was 2026-05-20 with AQI 68.

How is Rosarito air quality measured?

Air quality in Rosarito 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 Rosarito, Mexico

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

Historical PM2.5 and AQI trend from monitoring stations near Rosarito, Mexico.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

333h

PM2.5 Station

333h · 2 stations

Temperature GFS model

55pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-28	29	18–51	7.0 µg/m³	22h	7
2026-05-27	36	18–190	12.3 µg/m³	24h	7
2026-05-26	25	14–48	6.0 µg/m³	24h	7
2026-05-25	32	20–102	8.3 µg/m³	24h	7
2026-05-24	33	21–47	7.9 µg/m³	24h	8
2026-05-23	42	28–56	10.3 µg/m³	24h	8
2026-05-22	50	37–68	12.9 µg/m³	24h	7
2026-05-21	61	48–80	17.0 µg/m³	24h	8
2026-05-20	68	50–97	20.3 µg/m³	24h	7
2026-05-19	50	32–72	12.8 µg/m³	24h	8
2026-05-18	60	32–161	17.4 µg/m³	24h	6
2026-05-17	61	47–87	17.1 µg/m³	24h	7
2026-05-16	36	21–56	8.7 µg/m³	24h	6
2026-05-15	40	26–61	9.8 µg/m³	23h	7

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