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Air Quality History for Olten, Switzerland

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

3
Current AQI
Good Station

Air Quality Index Station

325h

PM2.5 Station

325h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-05-29 4 1–9 1.0 µg/m³ 1.6 11h 1
2026-05-28 33 5–55 8.0 µg/m³ 9.1 22h 1
2026-05-27 46 23–71 12.0 µg/m³ 13.9 24h 1
2026-05-26 47 27–68 12.2 µg/m³ 13.9 24h 1
2026-05-25 44 14–62 11.2 µg/m³ 12.7 24h 1
2026-05-24 32 7–59 7.9 µg/m³ 9.0 24h 1
2026-05-23 22 5–43 5.4 µg/m³ 5.9 23h 1
2026-05-22 9 2–18 2.1 µg/m³ 2.4 18h 1
2026-05-21 11 4–29 2.8 µg/m³ 3.1 17h 1
2026-05-20 15 2–53 3.5 µg/m³ 4.2 23h 1
2026-05-19 17 4–33 4.2 µg/m³ 4.7 13h 1
2026-05-18 11 3–25 2.7 µg/m³ 3.0 15h 1
2026-05-17 13 7–26 3.1 µg/m³ 3.4 9h 1
2026-05-16 12 4–23 2.8 µg/m³ 3.1 17h 1
2026-05-15 9 4–22 2.1 µg/m³ 2.2 8h 1
2026-05-14 7 2–12 1.7 µg/m³ 2.1 2h 1
2026-05-13 9 1–25 2.1 µg/m³ 2.7 10h 1
2026-05-12 8 4–23 1.9 µg/m³ 2.4 8h 1
2026-05-11 12 4–25 2.8 µg/m³ 3.4 7h 1
2026-05-10 26 8–54 6.2 µg/m³ 6.6 24h 1
2026-05-09 6 4–8 1.5 µg/m³ 1.5 2h 1
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