What is the air quality trend in Saint Andrews?

Over the past 8 days, Saint Andrews had an average AQI of 54 based on station measurements. The worst day was 2026-07-18 with AQI 64.

How is Saint Andrews air quality measured?

Air quality in Saint Andrews 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 Saint Andrews, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

109h

PM2.5 Station

109h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	54	27–134	14.9 µg/m³	11h	1
2026-07-20	52	16–115	15.1 µg/m³	15h	1
2026-07-19	59	18–163	20.4 µg/m³	16h	1
2026-07-18	64	12–162	22.5 µg/m³	13h	1
2026-07-17	60	20–212	23.8 µg/m³	19h	1
2026-07-16	62	26–308	26.4 µg/m³	18h	1
2026-07-15	43	3–70	10.8 µg/m³	16h	1
2026-07-14	40	40–40	9.6 µg/m³	1h	1

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