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Air Quality History for Udon Thani, Thailand

Historical PM2.5 and AQI trend from monitoring stations near Udon Thani, Thailand.

40
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

243h

PM2.5 Station

243h · 1 station

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 41 23–58 10.0 µg/m³ — 5h 1
2026-07-20 66 66–66 19.2 µg/m³ — 1h 1
2026-07-19 80 66–95 26.1 µg/m³ — 2h 1
2026-07-18 66 53–85 19.0 µg/m³ — 5h 1
2026-07-17 53 27–73 14.0 µg/m³ — 10h 1
2026-07-16 60 27–89 17.1 µg/m³ — 9h 1
2026-07-15 52 19–74 14.0 µg/m³ — 20h 1
2026-07-14 46 20–78 12.3 µg/m³ — 23h 1
2026-07-13 45 15–65 11.6 µg/m³ — 19h 1
2026-07-12 54 36–78 14.5 µg/m³ — 22h 1
2026-07-11 53 29–75 13.9 µg/m³ — 19h 1
2026-07-10 47 18–61 11.9 µg/m³ — 17h 1
2026-07-09 48 26–65 12.5 µg/m³ — 10h 1
2026-07-08 42 18–64 10.6 µg/m³ — 9h 1
2026-07-07 47 29–59 12.0 µg/m³ 0.0 6h 1
2026-07-06 36 4–54 8.8 µg/m³ 1.0 7h 1
2026-07-05 33 18–50 8.0 µg/m³ — 22h 1
2026-07-04 39 20–60 9.5 µg/m³ — 23h 1
2026-07-03 37 20–55 9.1 µg/m³ — 13h 1
2026-07-02 29 29–29 7.0 µg/m³ 7.0 1h 1
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