What is the air quality trend in Blaine?

Over the past 21 days, Blaine had an average AQI of 41 based on station measurements. The worst day was 2026-08-23 with AQI 59.

How is Blaine air quality measured?

Air quality in Blaine 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 Blaine, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

478h

PM2.5 Station

478h · 6 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-06	32	20–39	7.6 µg/m³	20h	18
2026-09-05	32	22–41	7.8 µg/m³	24h	18
2026-09-04	35	27–45	8.4 µg/m³	24h	19
2026-09-03	27	23–31	6.5 µg/m³	24h	18
2026-09-02	31	26–38	7.4 µg/m³	24h	18
2026-09-01	36	26–55	8.6 µg/m³	24h	17
2026-08-31	48	40–54	11.7 µg/m³	24h	18
2026-08-30	44	42–49	10.7 µg/m³	24h	18
2026-08-29	51	40–61	12.8 µg/m³	24h	19
2026-08-28	41	31–52	9.9 µg/m³	24h	19
2026-08-27	48	34–64	12.1 µg/m³	24h	18
2026-08-26	42	37–55	10.1 µg/m³	24h	18
2026-08-25	52	46–56	12.6 µg/m³	24h	18
2026-08-24	48	40–55	11.7 µg/m³	24h	19
2026-08-23	59	52–80	16.1 µg/m³	24h	18
2026-08-22	49	27–85	13.2 µg/m³	24h	18
2026-08-21	41	36–46	9.8 µg/m³	24h	18
2026-08-20	52	38–61	13.4 µg/m³	24h	18
2026-08-19	44	32–62	11.2 µg/m³	24h	18
2026-08-18	33	24–56	7.9 µg/m³	24h	17
2026-08-17	28	28–28	6.8 µg/m³	2h	20

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