What is the air quality trend in Laguna?

Over the past 15 days, Laguna had an average AQI of 30 based on station measurements. The worst day was 2026-10-07 with AQI 39.

How is Laguna air quality measured?

Air quality in Laguna 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 Laguna, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

332h

PM2.5 Station

332h · 55 stations

Temperature GFS model

55pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	29	24–34	6.9 µg/m³	4h	56
2026-10-20	22	16–46	5.2 µg/m³	24h	48
2026-10-19	25	23–35	6.0 µg/m³	24h	54
2026-10-18	36	6–54	8.7 µg/m³	24h	50
2026-10-17	36	25–52	8.6 µg/m³	24h	54
2026-10-16	34	24–45	8.3 µg/m³	23h	54
2026-10-15	32	25–42	7.7 µg/m³	24h	54
2026-10-14	26	17–34	6.2 µg/m³	24h	54
2026-10-13	24	16–32	5.8 µg/m³	24h	55
2026-10-12	26	22–28	6.2 µg/m³	24h	55
2026-10-11	28	19–33	6.6 µg/m³	24h	55
2026-10-10	30	27–36	7.1 µg/m³	24h	47
2026-10-09	32	29–45	7.7 µg/m³	24h	50
2026-10-08	38	26–48	9.1 µg/m³	24h	55
2026-10-07	39	27–45	9.3 µg/m³	17h	52

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