SmogRank / World / Japan / Fukuoka / October 2026

Most polluted cities in Fukuoka, Japan, October 2026

20 cities in Fukuoka, Japan ranked by their average PM2.5 so far (5 of 31 days). Worst: Ōmuta at 12.4 µg/m³, #302 of 2,246 cities in the world. Cleanest: Yukuhashi at 6.5. A city needs measurements on 70% of the days to be ranked.

Ranked by unhealthy days: the share of each city's measured days with a daily mean over 35.4 µg/m³ (US AQI 101+), Unhealthy for Sensitive Groups or worse on the US EPA's scale. Ties go to the higher average.

← Ōmuta 0% 0.75%0
Every city in Fukuoka, Japan ranked for October 2026, one column each, ranked by unhealthy days: height is the share of its measured days that were unhealthy, colour its average. Point at it to read a city; tap to open it.
  1. 1Ōmuta
    0%
  2. 2Maebaru-chūō
    0%
  3. 3Kitakyushu
    0%
  4. 4Fukuoka
    0%
  5. 5Yame
    0%
  6. 6Ukiha
    0%
  7. 7Ogōri
    0%
  8. 8Tagawa
    0%
  9. 9Kanda
    0%
  10. 9Itoshima
    0%
  11. 11Koga
    0%
  12. 12Iizuka
    0%
  13. 13Buzen
    0%
  14. 14Wakasugi
    0%
  15. 15Munakata
    0%
  16. 16Nōgata
    0%
  17. 17Kasuga
    0%
  18. 18Yanagawa
    0%
  19. 19Nakama
    0%
  20. 20Yukuhashi
    0%
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, October 2026 · All cities in Japan, October 2026 · Fukuoka now

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SmogRank, most polluted cities in Fukuoka, Japan, PM2.5, October 2026 (so far), smogrank.com/jp/region/fukuoka/history/2026-10 (accessed 6 Oct 2026).

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