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Air Quality History for Santa Maria, Brazil

Historical PM2.5 and AQI trend from monitoring stations near Santa Maria, Brazil.

10
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

446h

PM2.5 Station

446h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-07-21 9 4–19 2.3 µg/m³ 3.2 18h 1
2026-07-20 10 3–46 2.3 µg/m³ 3.5 24h 1
2026-07-19 12 3–57 2.9 µg/m³ 4.5 24h 2
2026-07-18 10 3–38 2.3 µg/m³ 3.9 24h 2
2026-07-17 12 2–33 2.8 µg/m³ 4.2 23h 1
2026-07-16 23 10–63 5.8 µg/m³ 7.1 24h 2
2026-07-15 23 15–32 5.7 µg/m³ 8.0 24h 2
2026-07-14 43 15–68 11.0 µg/m³ 13.2 24h 1
2026-07-13 41 21–80 10.5 µg/m³ 10.8 24h 1
2026-07-12 38 12–78 9.8 µg/m³ 10.1 24h 1
2026-07-11 63 25–110 19.7 µg/m³ 21.6 24h 1
2026-07-10 41 25–70 10.1 µg/m³ 10.7 24h 1
2026-07-09 35 21–80 8.8 µg/m³ 9.2 24h 1
2026-07-08 28 8–52 6.8 µg/m³ 10.5 24h 2
2026-07-07 27 6–74 6.8 µg/m³ 7.6 24h 1
2026-07-06 32 8–61 8.0 µg/m³ 8.2 11h 1
2026-07-05 17 4–46 4.0 µg/m³ 4.7 24h 1
2026-07-04 21 4–70 5.4 µg/m³ 7.4 21h 1
2026-07-03 11 3–42 2.8 µg/m³ 3.7 23h 1
2026-07-02 11 2–25 2.6 µg/m³ 3.9 12h 2
2026-07-01 16 9–24 3.9 µg/m³ 7.9 2h 2
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