Reference Data in Shimonoseki 15 indicators covering reference data for Shimonoseki. IndicatorLatest Year10-yr change Rank Cooling and heating degree days - Cities and FUAs — Cooling degree 537.13 Degree days 2025 up 148.1% 193rd Cooling and heating degree days - Cities and FUAs — Change in cooling 246.38 Degree days 2025 up 431.9% 20th Cooling and heating degree days - Cities and FUAs 1,165 Degree days 2025 up 17.3% 830th Cooling and heating degree days - Cities and FUAs — Change in heating 41.39 Degree days 2025 up 131.8% 54th Cooling and heating degree days - Cities and FUAs — Change in heating 130.63 % change on previous year 2025 up 124.7% 41st Cooling and heating degree days - Cities and FUAs, annual growth rate 17.85 % change on previous year 2025 up 280.1% 90th Cooling and heating degree days - Cities and FUAs — Change in cooling 6.66 % change on previous year 2025 up 124.6% 82nd Cooling and heating degree days - Cities and FUAs — Cooling degree 2.95 % change on previous year 2025 up 143.3% 75th Precipitation - Cities and FUAs — Extreme precipitation days 33.3 Days per year 2024 up 34.3% 50th Precipitation - Cities and FUAs — Change in extreme precipitation 8.26 Days per year 2024 up 3,480.0% 69th Dependency ratio - Cities and FUAs 67.8 Percentage of population aged 15-64 years 2020 up 39.8% 5th Wind threats - Cities and FUAs — Exposure to wind threats 0 Percentage of area 2023 down 100.0% 271st Coastal flooding - Cities and FUAs — Built-up area exposure to 6.17 Percentage of built-up area 2022 down 0.8% 66th Internet speed - Cities and FUAs — Downloading speed -19.4 Percentage of national value 2025 up 49.7% 1239th Internet speed - Cities and FUAs — Uploading speed -37.1 Percentage of national value 2025 down 18.5% 1210th