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Air Quality History for Hefei, China

Historical PM2.5 and AQI trend from monitoring stations near Hefei, China.

64
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

473h

PM2.5 Station

473h · 8 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-05-30 66 56–72 19.3 µg/m³ 7h 15
2026-05-29 68 42–154 20.6 µg/m³ 24h 12
2026-05-28 60 48–75 16.6 µg/m³ 24h 13
2026-05-27 65 52–80 18.7 µg/m³ 24h 14
2026-05-26 60 35–79 16.8 µg/m³ 24h 12
2026-05-25 54 38–65 14.0 µg/m³ 24h 13
2026-05-24 63 39–87 17.9 µg/m³ 24h 12
2026-05-23 63 28–90 18.2 µg/m³ 24h 12
2026-05-22 66 39–89 19.6 µg/m³ 24h 13
2026-05-21 66 54–88 19.2 µg/m³ 24h 13
2026-05-20 56 29–68 14.8 µg/m³ 24h 12
2026-05-19 56 45–73 14.9 µg/m³ 24h 14
2026-05-18 55 28–76 14.3 µg/m³ 24h 14
2026-05-17 52 32–71 13.7 µg/m³ 22h 14
2026-05-16 62 40–81 17.7 µg/m³ 20h 11
2026-05-15 67 52–86 19.9 µg/m³ 24h 11
2026-05-14 79 41–175 27.0 µg/m³ 24h 12
2026-05-13 67 39–92 20.2 µg/m³ 24h 10
2026-05-12 87 55–137 29.1 µg/m³ 24h 11
2026-05-11 73 34–121 22.5 µg/m³ 24h 10
2026-05-10 70 36–84 21.5 µg/m³ 16h 9
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