What is the air quality trend in Braintree?

Over the past 8 days, Braintree had an average AQI of 62 based on station measurements. The worst day was 2026-05-25 with AQI 79.

How is Braintree air quality measured?

Air quality in Braintree 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 Braintree, United Kingdom

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

Historical PM2.5 and AQI trend from monitoring stations near Braintree, United Kingdom.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 19 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-29	49	26–77	12.5 µg/m³	20.5	19h	22
2026-05-28	58	42–138	15.7 µg/m³	24.5	24h	21
2026-05-27	64	39–115	18.6 µg/m³	27.5	24h	22
2026-05-26	66	43–124	19.5 µg/m³	23.7	24h	24
2026-05-25	79	45–155	25.4 µg/m³	28.4	24h	29
2026-05-24	61	35–128	17.1 µg/m³	24.0	24h	20
2026-05-23	60	39–87	16.4 µg/m³	18.1	24h	23
2026-05-22	59	51–75	16.0 µg/m³	13.9	4h	25

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