SmogRank / World / Japan / Hyōgo / May 2026
Most polluted cities in Hyōgo, Japan, May 2026
16 cities in Hyōgo, Japan ranked by their average PM2.5 over the 31 days. Worst: Kakogawachō-honmachi at 9.9 µg/m³, #783 of 2,852 cities in the world. Cleanest: Takarazuka at 7.6. 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.
- 1Kakogawachō-honmachi 0%
- 2Higashinozoe 0%
- 2Amagasaki 0%
- 4Toyooka 0%
- 4Ono 0%
- 4Ikaruga 0%
- 4Himeji 0%
- 4Kariya 0%
- 9Nishiwaki 0%
- 9Aioi 0%
- 11Akashi 0%
- 12Nishinomiya 0%
- 12Tatsuno 0%
- 14Sandachō 0%
- 14Kobe 0%
- 16Takarazuka 0%
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 Hyōgo, Japan, PM2.5, May 2026, smogrank.com/jp/region/hyogo/history/2026-05 (accessed 6 Oct 2026).
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.