What is the air quality trend in Layton?

Over the past 14 days, Layton had an average AQI of 48 based on station measurements. The worst day was 2026-07-14 with AQI 62.

How is Layton air quality measured?

Air quality in Layton 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 Layton, United States

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

329h

PM2.5 Station

329h · 8 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	49	15–71	12.7 µg/m³	23h	5
2026-07-20	57	16–152	16.0 µg/m³	24h	4
2026-07-19	48	20–72	12.5 µg/m³	24h	4
2026-07-18	48	19–91	13.1 µg/m³	24h	4
2026-07-17	50	21–118	13.5 µg/m³	24h	5
2026-07-16	45	11–66	11.2 µg/m³	24h	5
2026-07-15	49	12–99	12.7 µg/m³	24h	5
2026-07-14	62	22–291	23.0 µg/m³	24h	6
2026-07-13	48	14–326	20.6 µg/m³	23h	4
2026-07-12	40	23–91	10.4 µg/m³	24h	4
2026-07-11	44	23–68	10.9 µg/m³	24h	4
2026-07-10	43	5–66	10.9 µg/m³	21h	4
2026-07-09	57	8–326	26.1 µg/m³	23h	5
2026-07-08	45	8–139	11.9 µg/m³	23h	4

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