What is the air quality trend in Pinole?

Over the past 14 days, Pinole had an average AQI of 26 based on station measurements. The worst day was 2026-05-21 with AQI 40.

How is Pinole air quality measured?

Air quality in Pinole 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 Pinole, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

334h

PM2.5 Station

334h · 101 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-29	19	14–23	4.5 µg/m³	4.2	23h	101
2026-05-28	23	14–50	5.5 µg/m³	3.7	24h	93
2026-05-27	22	20–28	5.3 µg/m³	3.2	24h	103
2026-05-26	21	16–28	5.1 µg/m³	3.8	24h	103
2026-05-25	19	15–26	4.5 µg/m³	1.8	24h	102
2026-05-24	20	17–24	4.9 µg/m³	1.4	24h	103
2026-05-23	27	23–58	6.6 µg/m³	2.9	24h	103
2026-05-22	30	27–37	7.3 µg/m³	4.1	24h	100
2026-05-21	40	32–47	9.7 µg/m³	13.0	24h	103
2026-05-20	37	26–41	8.9 µg/m³	11.4	24h	103
2026-05-19	29	20–34	6.9 µg/m³	13.5	24h	103
2026-05-18	19	16–23	4.5 µg/m³	4.1	24h	101
2026-05-17	34	26–39	8.1 µg/m³	7.6	24h	102
2026-05-16	35	29–41	8.5 µg/m³	8.9	23h	101

Back to Pinole Air Quality