What is the air quality trend in Siaya?

Over the past 12 days, Siaya had an average AQI of 97 based on station measurements. The worst day was 2026-07-27 with AQI 146.

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

114h

PM2.5 Station

114h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	84	16–163	35.3 µg/m³	3h	1
2026-08-07	108	60–168	42.1 µg/m³	14h	2
2026-08-06	91	52–164	32.8 µg/m³	14h	2
2026-08-05	85	48–172	29.8 µg/m³	15h	2
2026-08-04	94	56–175	35.7 µg/m³	9h	2
2026-08-02	79	4–159	28.1 µg/m³	7h	2
2026-08-01	107	61–152	37.6 µg/m³	9h	2
2026-07-30	126	53–157	47.4 µg/m³	4h	1
2026-07-29	66	40–97	19.3 µg/m³	14h	2
2026-07-28	81	57–160	26.9 µg/m³	13h	2
2026-07-27	146	139–152	53.9 µg/m³	2h	2
2026-07-26	97	56–153	33.3 µg/m³	10h	2

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