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Air Quality History for Hillsborough, United States

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

39
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

461h

PM2.5 Station

461h · 8 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-07-22 40 40–40 9.5 µg/m³ 13.5 1h 8
2026-07-21 54 38–62 14.0 µg/m³ 21.5 24h 35
2026-07-20 46 30–76 11.7 µg/m³ 8.1 24h 33
2026-07-19 56 28–74 15.7 µg/m³ 24.0 24h 35
2026-07-18 140 70–163 58.9 µg/m³ 80.3 24h 35
2026-07-17 178 139–221 105.0 µg/m³ 90.5 24h 36
2026-07-16 143 97–176 55.7 µg/m³ 117.0 24h 33
2026-07-15 61 52–103 16.9 µg/m³ 26.0 24h 35
2026-07-14 44 35–54 10.7 µg/m³ 13.3 24h 35
2026-07-13 38 30–50 9.2 µg/m³ 9.4 24h 34
2026-07-12 46 38–53 11.0 µg/m³ 17.7 24h 34
2026-07-11 51 24–61 12.8 µg/m³ 13.8 24h 30
2026-07-10 51 20–61 12.8 µg/m³ 13.7 24h 34
2026-07-09 31 21–46 7.5 µg/m³ 5.5 24h 37
2026-07-08 22 12–86 5.7 µg/m³ 2.5 24h 36
2026-07-07 29 20–68 7.1 µg/m³ 1.4 24h 36
2026-07-06 29 13–50 7.0 µg/m³ 6.5 15h 29
2026-07-05 52 40–63 13.0 µg/m³ 8.6 24h 37
2026-07-04 36 30–52 8.7 µg/m³ 6.3 24h 35
2026-07-03 55 52–59 14.1 µg/m³ 13.4 24h 36
2026-07-02 58 53–72 15.4 µg/m³ 10.1 13h 28
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