What is the air quality trend in Gainesville?

Over the past 14 days, Gainesville had an average AQI of 45 based on station measurements. The worst day was 2026-07-20 with AQI 62.

How is Gainesville air quality measured?

Air quality in Gainesville 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 Gainesville, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

125h

PM2.5 Station

125h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	40	10–76	10.5 µg/m³	7h	1
2026-07-20	62	20–109	19.5 µg/m³	7h	1
2026-07-19	49	20–162	17.0 µg/m³	8h	1
2026-07-18	55	9–170	20.3 µg/m³	8h	1
2026-07-17	59	20–220	30.9 µg/m³	7h	1
2026-07-16	56	21–135	16.2 µg/m³	15h	1
2026-07-15	35	6–63	8.8 µg/m³	9h	1
2026-07-14	40	30–59	9.9 µg/m³	9h	1
2026-07-13	43	10–71	11.5 µg/m³	7h	1
2026-07-12	36	9–67	9.1 µg/m³	11h	1
2026-07-11	44	11–86	12.3 µg/m³	5h	1
2026-07-10	42	14–70	11.5 µg/m³	11h	1
2026-07-09	42	5–102	11.7 µg/m³	9h	1
2026-07-08	33	15–73	8.3 µg/m³	12h	1

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