What is the air quality trend in Franconia?

Over the past 8 days, Franconia had an average AQI of 79 based on station measurements. The worst day was 2026-07-17 with AQI 168.

How is Franconia air quality measured?

Air quality in Franconia 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 Franconia, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

168h

PM2.5 Station

168h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	18	5–27	4.4 µg/m³	6h	28
2026-07-21	53	28–76	14.4 µg/m³	24h	29
2026-07-20	67	41–79	19.7 µg/m³	24h	29
2026-07-19	66	38–104	19.7 µg/m³	24h	31
2026-07-18	129	57–158	49.7 µg/m³	24h	31
2026-07-17	168	76–223	97.3 µg/m³	24h	33
2026-07-16	83	56–153	27.1 µg/m³	24h	31
2026-07-15	51	38–59	12.8 µg/m³	18h	32

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