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Air Quality History for Smithtown, United States

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

31
Current AQI
Good CAMS model
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

457h

PM2.5 Station

457h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-06-09 26 11–47 6.2 µg/m³ 18h 3
2026-06-08 23 6–42 5.5 µg/m³ 23h 3
2026-06-07 30 22–52 7.2 µg/m³ 22h 3
2026-06-06 47 19–62 11.7 µg/m³ 22h 3
2026-06-05 38 24–55 9.3 µg/m³ 24h 3
2026-06-04 32 23–52 7.7 µg/m³ 24h 3
2026-06-03 26 14–38 6.2 µg/m³ 22h 4
2026-06-02 26 16–57 6.4 µg/m³ 24h 3
2026-06-01 29 18–58 7.0 µg/m³ 22h 4
2026-05-31 24 7–42 5.9 µg/m³ 24h 3
2026-05-30 22 8–46 5.3 µg/m³ 23h 3
2026-05-29 19 11–31 4.7 µg/m³ 22h 4
2026-05-28 25 12–52 6.1 µg/m³ 24h 3
2026-05-27 30 11–48 7.1 µg/m³ 24h 3
2026-05-26 31 17–52 7.5 µg/m³ 23h 3
2026-05-25 27 10–58 6.5 µg/m³ 22h 3
2026-05-24 24 9–43 5.7 µg/m³ 22h 3
2026-05-23 21 9–34 5.1 µg/m³ 22h 3
2026-05-22 16 1–27 3.9 µg/m³ 23h 3
2026-05-21 20 12–37 4.8 µg/m³ 23h 3
2026-05-20 27 24–35 6.6 µg/m³ 4h 4
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