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Air Quality History for Saint-Henri, Canada

Historical PM2.5 and AQI trend from monitoring stations near Saint-Henri, Canada.

30
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

432h

PM2.5 Station

432h · 3 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-05-30 10 4–16 2.3 µg/m³ 1.2 15h 3
2026-05-29 22 2–64 5.7 µg/m³ 5.1 24h 3
2026-05-28 12 3–70 3.0 µg/m³ 2.7 22h 2
2026-05-27 11 3–38 2.5 µg/m³ 1.3 21h 3
2026-05-26 27 6–46 6.5 µg/m³ 3.7 24h 3
2026-05-25 15 2–28 3.3 µg/m³ 2.1 15h 2
2026-05-24 18 3–75 4.7 µg/m³ 3.9 24h 3
2026-05-23 24 3–88 6.3 µg/m³ 4.8 24h 3
2026-05-22 9 1–37 2.2 µg/m³ 1.4 22h 2
2026-05-21 10 1–38 2.4 µg/m³ 1.5 15h 2
2026-05-20 25 2–46 6.0 µg/m³ 3.7 19h 3
2026-05-19 51 9–131 14.7 µg/m³ 7.6 24h 3
2026-05-18 14 1–47 3.4 µg/m³ 2.5 23h 2
2026-05-17 30 1–82 8.2 µg/m³ 4.5 24h 2
2026-05-16 20 3–68 4.9 µg/m³ 2.5 24h 3
2026-05-15 40 5–91 11.6 µg/m³ 5.6 24h 3
2026-05-14 46 21–79 12.3 µg/m³ 5.9 24h 3
2026-05-13 13 4–29 3.2 µg/m³ 2.3 24h 3
2026-05-12 5 2–12 1.1 µg/m³ 1.1 12h 1
2026-05-11 9 1–70 2.3 µg/m³ 2.7 20h 2
2026-05-10 27 1–111 8.6 µg/m³ 9.5 8h 2
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