What is the air quality trend in Foothill Farms?

Over the past 7 days, Foothill Farms had an average AQI of 37 based on station measurements. The worst day was 2026-08-01 with AQI 42.

How is Foothill Farms air quality measured?

Air quality in Foothill Farms 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 Foothill Farms, United States

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 47 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-07	28	23–35	6.6 µg/m³	22h	47
2026-08-06	36	28–55	8.6 µg/m³	24h	45
2026-08-05	41	33–51	9.8 µg/m³	24h	43
2026-08-04	38	30–51	9.1 µg/m³	24h	44
2026-08-03	38	29–52	9.1 µg/m³	24h	40
2026-08-02	38	31–45	9.1 µg/m³	24h	45
2026-08-01	42	32–56	10.1 µg/m³	24h	44

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