What is the air quality trend in Temecula?

Over the past 7 days, Temecula had an average AQI of 45 based on station measurements. The worst day was 2026-08-05 with AQI 57.

How is Temecula air quality measured?

Air quality in Temecula 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 Temecula, United States

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

164h

PM2.5 Station

164h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-08-07	41	13–107	10.8 µg/m³	6.6	23h	2
2026-08-06	43	7–135	12.4 µg/m³	6.6	24h	2
2026-08-05	57	14–170	18.9 µg/m³	12.9	24h	2
2026-08-04	44	10–133	12.5 µg/m³	7.1	24h	2
2026-08-03	43	13–110	11.5 µg/m³	9.5	23h	2
2026-08-02	41	12–62	10.3 µg/m³	9.3	24h	2
2026-08-01	46	21–73	11.9 µg/m³	6.9	22h	2

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