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Air Quality History for Hillsborough, United States

Historical PM2.5 and AQI trend from monitoring stations near Hillsborough, United States.

25
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

479h

PM2.5 Station

479h · 6 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-06-09 24 19–32 5.8 µg/m³ 42.9 8h 29
2026-06-08 27 16–68 6.7 µg/m³ 1.4 24h 32
2026-06-07 36 28–58 8.6 µg/m³ 7.6 24h 33
2026-06-06 55 44–60 14.0 µg/m³ 17.6 24h 33
2026-06-05 44 38–48 10.5 µg/m³ 6.2 24h 35
2026-06-04 31 25–38 7.4 µg/m³ 2.7 24h 34
2026-06-03 27 23–30 6.5 µg/m³ 1.3 24h 32
2026-06-02 26 23–31 6.2 µg/m³ 2.5 24h 33
2026-06-01 31 23–99 7.9 µg/m³ 2.0 24h 29
2026-05-31 24 16–33 5.7 µg/m³ 7.1 24h 33
2026-05-30 21 15–28 5.1 µg/m³ 1.3 24h 32
2026-05-29 21 15–30 5.1 µg/m³ — 24h 32
2026-05-28 30 22–45 7.1 µg/m³ 3.5 24h 31
2026-05-27 41 28–56 10.0 µg/m³ 8.0 24h 34
2026-05-26 39 22–112 10.0 µg/m³ 2.0 24h 32
2026-05-25 31 25–46 7.5 µg/m³ 2.3 24h 32
2026-05-24 28 12–103 8.1 µg/m³ 1.3 24h 32
2026-05-23 28 18–97 7.6 µg/m³ 1.1 24h 33
2026-05-22 22 18–25 5.2 µg/m³ — 24h 32
2026-05-21 22 15–34 5.4 µg/m³ 1.0 24h 33
2026-05-20 43 31–58 10.6 µg/m³ 6.6 15h 33
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