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Air Quality History for Aarau, Switzerland

Historical PM2.5 and AQI trend from monitoring stations near Aarau, Switzerland.

5
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

255h

PM2.5 Station

255h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-10-21 37 4–99 11.3 µg/m³ 13.2 7h 1
2026-10-20 93 82–105 32.0 µg/m³ 37.5 24h 2
2026-10-19 45 12–89 13.5 µg/m³ 14.9 24h 2
2026-10-18 22 4–41 5.3 µg/m³ 6.1 15h 2
2026-10-17 44 4–76 12.7 µg/m³ 14.5 18h 2
2026-10-16 64 37–90 18.7 µg/m³ 21.0 24h 2
2026-10-15 32 4–69 8.1 µg/m³ 9.3 24h 1
2026-10-14 42 3–85 12.4 µg/m³ 13.7 19h 2
2026-10-13 37 7–67 9.3 µg/m³ 10.4 23h 1
2026-10-12 14 4–45 3.4 µg/m³ 4.6 15h 1
2026-10-11 7 3–24 1.8 µg/m³ 2.5 8h 1
2026-10-10 12 4–22 2.9 µg/m³ 3.3 10h 1
2026-10-09 17 4–123 4.7 µg/m³ 5.6 23h 1
2026-10-08 39 3–78 11.5 µg/m³ 12.9 15h 2
2026-10-07 77 74–82 24.4 µg/m³ 26.7 6h 2
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