What is the air quality trend in Pohjois-Hervanta?

Over the past 15 days, Pohjois-Hervanta had an average AQI of 14 based on station measurements. The worst day was 2026-10-07 with AQI 19.

How is Pohjois-Hervanta air quality measured?

Air quality in Pohjois-Hervanta 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 Pohjois-Hervanta, Finland

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

Historical PM2.5 and AQI trend from monitoring stations near Pohjois-Hervanta, Finland.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

181h

PM2.5 Station

181h · 4 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	17	14–23	4.0 µg/m³	3h	4
2026-10-20	16	10–24	3.7 µg/m³	9h	3
2026-10-19	14	13–17	3.5 µg/m³	11h	3
2026-10-18	14	7–22	3.5 µg/m³	13h	2
2026-10-17	16	3–30	3.8 µg/m³	15h	2
2026-10-16	17	5–23	4.0 µg/m³	15h	2
2026-10-15	15	4–19	3.5 µg/m³	11h	2
2026-10-14	12	6–18	3.0 µg/m³	14h	2
2026-10-13	14	9–22	3.3 µg/m³	11h	3
2026-10-12	11	3–15	2.6 µg/m³	12h	2
2026-10-11	13	8–18	3.2 µg/m³	17h	2
2026-10-10	15	2–21	3.6 µg/m³	16h	2
2026-10-09	11	2–21	2.7 µg/m³	14h	2
2026-10-08	13	6–19	3.2 µg/m³	10h	2
2026-10-07	19	7–26	4.5 µg/m³	10h	3

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