What is the air quality trend in Dali Old Town?

Over the past 20 days, Dali Old Town had an average AQI of 65 based on station measurements. The worst day was 2026-06-02 with AQI 80.

How is Dali Old Town air quality measured?

Air quality in Dali Old Town 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 Dali Old Town, China

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

Historical PM2.5 and AQI trend from monitoring stations near Dali Old Town, China.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

397h

PM2.5 Station

397h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-08	50	29–93	13.6 µg/m³	18h	2
2026-06-07	56	30–150	15.9 µg/m³	19h	2
2026-06-06	62	30–90	18.1 µg/m³	21h	2
2026-06-05	64	16–106	19.5 µg/m³	17h	2
2026-06-04	70	16–127	21.7 µg/m³	20h	2
2026-06-03	72	31–167	24.7 µg/m³	22h	2
2026-06-02	80	34–132	26.0 µg/m³	18h	2
2026-06-01	76	51–122	23.7 µg/m³	22h	2
2026-05-31	78	29–149	25.0 µg/m³	20h	2
2026-05-30	68	26–97	20.5 µg/m³	21h	2
2026-05-29	73	23–154	23.3 µg/m³	21h	2
2026-05-28	66	37–126	19.4 µg/m³	20h	2
2026-05-27	63	19–87	18.8 µg/m³	20h	2
2026-05-26	56	24–97	15.4 µg/m³	20h	2
2026-05-25	58	23–122	16.4 µg/m³	20h	2
2026-05-24	56	30–95	15.3 µg/m³	20h	2
2026-05-23	72	33–161	23.1 µg/m³	18h	1
2026-05-22	67	13–151	20.0 µg/m³	22h	2
2026-05-21	59	17–97	17.0 µg/m³	18h	2
2026-05-20	55	13–107	16.3 µg/m³	20h	2

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