What is the air quality trend in Siaya?

Over the past 8 days, Siaya had an average AQI of 79 based on station measurements. The worst day was 2026-09-05 with AQI 90.

How is Siaya air quality measured?

Air quality in Siaya 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 Siaya, Kenya

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

Historical PM2.5 and AQI trend from monitoring stations near Siaya, Kenya.

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

156h

PM2.5 Station

156h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-07	65	65–65	18.6 µg/m³	1h	2
2026-09-06	84	31–167	29.4 µg/m³	21h	2
2026-09-05	90	22–169	33.2 µg/m³	22h	2
2026-09-04	89	23–162	30.7 µg/m³	24h	2
2026-09-03	82	23–176	28.1 µg/m³	24h	2
2026-09-02	81	34–151	25.8 µg/m³	24h	2
2026-09-01	74	31–153	23.2 µg/m³	21h	2
2026-08-31	71	42–154	21.8 µg/m³	19h	2

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