What is the air quality trend in Santa Rosa?

Over the past 7 days, Santa Rosa had an average AQI of 74 based on station measurements. The worst day was 2026-05-28 with AQI 105.

How is Santa Rosa air quality measured?

Air quality in Santa Rosa 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 Santa Rosa, Philippines

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

Historical PM2.5 and AQI trend from monitoring stations near Santa Rosa, Philippines.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

168h

PM2.5 Station

168h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-29	78	35–98	25.2 µg/m³	25.7	24h	42
2026-05-28	105	88–133	37.0 µg/m³	43.0	24h	42
2026-05-27	91	79–115	31.0 µg/m³	32.9	24h	46
2026-05-26	81	54–90	26.4 µg/m³	24.8	24h	46
2026-05-25	53	36–71	13.9 µg/m³	14.6	24h	46
2026-05-24	48	23–76	12.5 µg/m³	18.6	24h	46
2026-05-23	62	36–89	18.0 µg/m³	22.5	24h	46

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