Reference Data in Fukuoka 11 indicators covering reference data for Fukuoka. IndicatorLatest Year10-yr change Rank Cooling and heating degree days - Cities and FUAs — Cooling degree 475.98 Degree days 2025 up 78.3% 226th Cooling and heating degree days - Cities and FUAs — Change in cooling 134.01 Degree days 2025 up 278.7% 131st Cooling and heating degree days - Cities and FUAs 1,155 Degree days 2025 down 0.7% 835th Cooling and heating degree days - Cities and FUAs — Change in heating -156.01 Degree days 2025 down 5.3% 375th Precipitation - Cities and FUAs — Extreme precipitation days 26.69 Days per year 2024 down 0.2% 91st Precipitation - Cities and FUAs — Change in extreme precipitation 2.49 Days per year 2024 down 2.1% 394th Dependency ratio - Cities and FUAs 37.6 Percentage of population aged 15-64 years 2020 up 38.7% 243rd Wind threats - Cities and FUAs — Exposure to wind threats 67.54 Percentage of area 2023 down 29.8% 111th Coastal flooding - Cities and FUAs — Built-up area exposure to 1.53 Percentage of built-up area 2022 up 3.3% 99th Internet speed - Cities and FUAs — Downloading speed -6.9 Percentage of national value 2025 up 81.1% 1090th Internet speed - Cities and FUAs — Uploading speed -15.6 Percentage of national value 2025 up 23.5% 985th