SmogRank / World / Japan / Oita / December 2024

Most polluted cities in Oita, Japan, December 2024

4 cities in Oita, Japan ranked by their average PM2.5 over the 31 days. Worst: Hita at 14.5 µg/m³, #496 of 2,573 cities in the world. Cleanest: Beppu at 8.4. A city needs measurements on 70% of the days to be ranked.

← Hita 14.5 µg/m³ 20 µg/m³0
Every city in Oita, Japan ranked for December 2024, one column each, worst on the left and cleanest on the right; height is PM2.5 in µg/m³. Point at it to read a city; tap to open it.
  1. 1Hita
    61
  2. 2Nakatsu
    52
  3. 3Saiki
    48
  4. 4Beppu
    47
Good0–50
Moderate51–100
Sensitive groups101–150
Unhealthy151–200
Very unhealthy201–300
Hazardous301+

The US EPA's Air Quality Index for PM2.5 (2024 breakpoints). Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales

All cities in the world, December 2024 · All cities in Japan, December 2024 · Oita now

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SmogRank, most polluted cities in Oita, Japan, PM2.5, December 2024, smogrank.com/jp/region/oita/history/2024-12 (accessed 7 Oct 2026).

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You're welcome to reuse a single chart, image or figure with this citation and a link. Terms. Raw monitor readings in bulk are published by OpenAQ, under each provider's licence.