What is the air quality trend in Frankfort?

Over the past 15 days, Frankfort had an average AQI of 37 based on station measurements. The worst day was 2026-06-04 with AQI 57.

How is Frankfort air quality measured?

Air quality in Frankfort 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 Frankfort, United States

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

290h

PM2.5 Station

290h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	31	15–62	8.3 µg/m³	3h	1
2026-06-08	38	15–58	9.4 µg/m³	18h	1
2026-06-07	50	23–61	12.6 µg/m³	21h	1
2026-06-06	45	24–51	10.7 µg/m³	19h	1
2026-06-05	47	28–67	11.7 µg/m³	23h	1
2026-06-04	57	28–143	16.8 µg/m³	24h	1
2026-06-03	36	17–65	8.7 µg/m³	23h	1
2026-06-02	27	13–49	6.6 µg/m³	24h	1
2026-06-01	36	24–56	8.7 µg/m³	17h	1
2026-05-31	24	13–36	5.9 µg/m³	13h	1
2026-05-30	46	27–86	11.9 µg/m³	19h	1
2026-05-29	33	15–102	8.5 µg/m³	21h	1
2026-05-28	35	14–62	8.6 µg/m³	23h	1
2026-05-27	24	8–45	5.7 µg/m³	23h	1
2026-05-26	35	18–79	9.0 µg/m³	19h	1

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