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Air Quality History for Viana, Brazil

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

9
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

457h

PM2.5 Station

457h · 5 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-10-22 10 9–10 2.3 µg/m³ 2h 5
2026-10-21 11 10–14 2.8 µg/m³ 24h 5
2026-10-20 11 7–18 2.5 µg/m³ 24h 5
2026-10-19 18 16–25 4.4 µg/m³ 23h 4
2026-10-18 14 12–17 3.5 µg/m³ 24h 5
2026-10-17 16 13–28 3.9 µg/m³ 24h 4
2026-10-16 20 3–34 4.9 µg/m³ 21h 4
2026-10-15 29 19–42 7.0 µg/m³ 24h 5
2026-10-14 16 12–30 3.8 µg/m³ 24h 5
2026-10-13 17 12–30 4.2 µg/m³ 24h 4
2026-10-12 14 10–16 3.2 µg/m³ 24h 4
2026-10-11 15 10–21 3.7 µg/m³ 24h 4
2026-10-10 17 13–27 4.0 µg/m³ 24h 5
2026-10-09 13 11–22 3.1 µg/m³ 24h 5
2026-10-08 14 12–16 3.4 µg/m³ 24h 5
2026-10-07 17 13–19 4.1 µg/m³ 24h 5
2026-10-06 11 3–33 2.7 µg/m³ 18h 3
2026-10-05 26 25–28 6.2 µg/m³ 13h 5
2026-10-04 23 6–65 5.6 µg/m³ 24h 5
2026-10-03 23 18–28 5.5 µg/m³ 24h 5
2026-10-02 27 18–60 6.6 µg/m³ 20h 4
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