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Air Quality History for Hempstead, United States

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

17
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

480h

PM2.5 Station

480h · 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 19 8–28 4.5 µg/m³ 1.5 24h 12
2026-05-28 23 14–39 5.5 µg/m³ 7.0 24h 12
2026-05-27 27 17–33 6.5 µg/m³ 5.1 24h 14
2026-05-26 25 16–38 5.9 µg/m³ 5.4 24h 10
2026-05-25 29 14–84 7.4 µg/m³ 16.9 24h 10
2026-05-24 20 6–32 4.8 µg/m³ 1.8 24h 8
2026-05-23 20 12–28 4.9 µg/m³ 1.2 24h 8
2026-05-22 18 7–27 4.3 µg/m³ 7.4 24h 11
2026-05-21 19 12–28 4.5 µg/m³ 3.5 24h 12
2026-05-20 31 23–45 7.5 µg/m³ 6.1 24h 13
2026-05-19 51 30–67 13.1 µg/m³ 17.5 24h 13
2026-05-18 46 30–58 11.3 µg/m³ 12.4 24h 14
2026-05-17 33 20–40 7.9 µg/m³ 4.8 24h 12
2026-05-16 25 18–38 6.1 µg/m³ 2.4 24h 12
2026-05-15 23 11–47 5.5 µg/m³ 12.1 24h 12
2026-05-14 33 16–96 8.8 µg/m³ 61.8 24h 13
2026-05-13 25 17–35 6.1 µg/m³ 8.1 24h 15
2026-05-12 20 10–30 4.8 µg/m³ 2.3 24h 13
2026-05-11 25 10–50 5.9 µg/m³ 28.2 24h 13
2026-05-10 46 32–59 11.3 µg/m³ 28.9 24h 15
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