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Air Quality History for Hanoi, Vietnam

Historical PM2.5 and AQI trend from monitoring stations near Hanoi, Vietnam.

56
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

477h

PM2.5 Station

477h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-05-28 42 22–60 10.4 µg/m³ 14.2 22h 3
2026-05-27 53 10–111 15.8 µg/m³ 21.6 23h 3
2026-05-26 65 24–165 21.8 µg/m³ 29.4 24h 3
2026-05-25 65 8–173 24.9 µg/m³ 33.4 24h 2
2026-05-24 66 16–165 23.4 µg/m³ 33.4 24h 2
2026-05-23 62 33–135 17.9 µg/m³ 24.6 24h 2
2026-05-22 74 51–103 23.2 µg/m³ 31.8 22h 2
2026-05-21 59 41–92 16.3 µg/m³ 22.3 24h 2
2026-05-20 50 31–72 12.8 µg/m³ 15.2 24h 2
2026-05-19 42 11–63 10.5 µg/m³ 13.3 24h 2
2026-05-18 74 38–408 32.1 µg/m³ 36.3 24h 2
2026-05-17 52 24–84 14.3 µg/m³ 17.2 24h 2
2026-05-16 53 15–82 14.3 µg/m³ 18.7 24h 2
2026-05-15 75 56–111 23.4 µg/m³ 29.3 24h 2
2026-05-14 66 22–141 20.9 µg/m³ 24.9 24h 2
2026-05-13 81 37–153 26.8 µg/m³ 33.4 24h 2
2026-05-12 70 52–142 21.0 µg/m³ 29.7 24h 2
2026-05-11 116 78–158 43.0 µg/m³ 55.0 24h 2
2026-05-10 128 86–157 47.9 µg/m³ 61.9 24h 2
2026-05-09 92 52–152 30.5 µg/m³ 37.4 24h 2
2026-05-08 68 67–69 20.0 µg/m³ 22.2 2h 2
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