Home › United States › Niagara Falls › History

Air Quality History for Niagara Falls, United States

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

35
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

191h

PM2.5 Station

191h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-08-08 36 34–38 8.5 µg/m³ 4h 1
2026-08-07 38 30–53 9.3 µg/m³ 17h 1
2026-08-06 35 26–40 8.4 µg/m³ 10h 1
2026-08-05 31 21–43 7.4 µg/m³ 6h 1
2026-08-04 19 2–29 4.5 µg/m³ 15h 1
2026-08-03 18 11–26 4.3 µg/m³ 11h 1
2026-08-02 38 34–42 9.1 µg/m³ 2h 1
2026-08-01 30 30–31 7.3 µg/m³ 2h 1
2026-07-31 28 13–41 6.8 µg/m³ 15h 1
2026-07-30 22 15–28 5.3 µg/m³ 7h 1
2026-07-29 28 26–30 6.7 µg/m³ 2h 1
2026-07-28 55 55–55 14.0 µg/m³ 1h 1
2026-07-27 38 10–57 9.3 µg/m³ 9h 1
2026-07-26 40 36–46 9.6 µg/m³ 5h 1
2026-07-25 38 33–41 9.0 µg/m³ 10h 1
2026-07-24 27 5–39 6.4 µg/m³ 19h 1
2026-07-23 25 12–39 6.0 µg/m³ 20h 1
2026-07-22 23 11–34 5.5 µg/m³ 24h 1
2026-07-21 31 30–34 7.5 µg/m³ 3h 1
2026-07-20 44 25–82 12.0 µg/m³ 6h 1
2026-07-19 44 28–70 12.1 µg/m³ 3h 1
Back to Niagara Falls Air Quality