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Air Quality History for Hillerød, Denmark

Historical PM2.5 and AQI trend from monitoring stations near Hillerød, Denmark.

108
Current AQI
Unhealthy for sensitive groups Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

335h

PM2.5 Station

335h · 3 stations

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 86 12–115 29.3 µg/m³ 36.5 13h 3
2026-10-20 5 1–13 1.1 µg/m³ 1.8 24h 3
2026-10-19 10 1–72 2.5 µg/m³ 3.7 24h 2
2026-10-18 11 1–63 2.8 µg/m³ 4.1 24h 2
2026-10-17 3 1–12 0.6 µg/m³ 1.4 24h 2
2026-10-16 21 3–51 5.0 µg/m³ 7.0 24h 3
2026-10-15 11 2–31 2.7 µg/m³ 5.2 24h 3
2026-10-14 10 1–33 2.3 µg/m³ 6.7 24h 2
2026-10-13 6 1–22 1.4 µg/m³ 2.6 24h 2
2026-10-12 6 1–67 1.5 µg/m³ 2.1 24h 2
2026-10-11 3 1–5 0.7 µg/m³ 1.4 24h 2
2026-10-10 5 1–9 1.2 µg/m³ 3.6 24h 2
2026-10-09 6 1–17 1.4 µg/m³ 3.1 24h 2
2026-10-08 33 4–93 9.8 µg/m³ 11.9 24h 2
2026-10-07 50 7–79 14.2 µg/m³ 17.2 10h 3
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