SmogRank / World / Japan / Fukuoka / August 2026

Most polluted cities in Fukuoka, Japan, August 2026

22 cities in Fukuoka, Japan ranked by their average PM2.5 over the 31 days. Worst: Tanushimarumachi-toyoki at 11.2 µg/m³, #656 of 2,866 cities in the world. Cleanest: Yanagawa at 7.4. 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.

← Tanushimarumachi-toyoki 0% 0.75%0
Every city in Fukuoka, Japan ranked for August 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. 1Tanushimarumachi-toyoki
    0%
  2. 2Fukuoka
    0%
  3. 3Wakasugi
    0%
  4. 4Iizuka
    0%
  5. 5Ukiha
    0%
  6. 5Itoshima
    0%
  7. 7Maebaru-chūō
    0%
  8. 8Ogōri
    0%
  9. 9Ōmuta
    0%
  10. 9Munakata
    0%
  11. 11Koga
    0%
  12. 11Kasuga
    0%
  13. 13Tagawa
    0%
  14. 13Nōgata
    0%
  15. 15Kitakyushu
    0%
  16. 15Kanda
    0%
  17. 17Yame
    0%
  18. 18Buzen
    0%
  19. 18Koga
    0%
  20. 20Nakama
    0%
  21. 21Yukuhashi
    0%
  22. 22Yanagawa
    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

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SmogRank, most polluted cities in Fukuoka, Japan, PM2.5, August 2026, smogrank.com/jp/region/fukuoka/history/2026-08 (accessed 6 Oct 2026).

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