What is the air quality trend in Leesburg?

Over the past 15 days, Leesburg had an average AQI of 35 based on station measurements. The worst day was 2026-07-28 with AQI 59.

How is Leesburg air quality measured?

Air quality in Leesburg 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 Leesburg, United States

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

333h

PM2.5 Station

333h · 23 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	25	22–29	6.0 µg/m³	5h	22
2026-08-07	30	20–53	7.1 µg/m³	24h	19
2026-08-06	45	27–55	10.8 µg/m³	24h	18
2026-08-05	29	19–38	6.9 µg/m³	24h	18
2026-08-04	34	20–48	8.1 µg/m³	24h	19
2026-08-03	31	19–41	7.5 µg/m³	24h	19
2026-08-02	35	26–54	8.4 µg/m³	24h	20
2026-08-01	42	32–56	10.1 µg/m³	24h	21
2026-07-31	29	23–40	7.0 µg/m³	24h	20
2026-07-30	31	22–45	7.5 µg/m³	24h	20
2026-07-29	37	29–51	8.9 µg/m³	24h	21
2026-07-28	59	40–66	16.0 µg/m³	24h	21
2026-07-27	48	35–59	11.9 µg/m³	24h	22
2026-07-26	32	26–45	7.7 µg/m³	24h	22
2026-07-25	25	19–31	5.9 µg/m³	16h	22

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