Reference Data in Hakodate 11 indicators covering reference data for Hakodate. IndicatorLatest Year10-yr change Rank Cooling and heating degree days - Cities and FUAs — Cooling degree 79.77 Degree days 2025 up 298.3% 696th Cooling and heating degree days - Cities and FUAs — Change in cooling 60.92 Degree days 2025 up 5,089.0% 283rd Cooling and heating degree days - Cities and FUAs 2,516 Degree days 2025 down 1.9% 172nd Cooling and heating degree days - Cities and FUAs — Change in heating -705.8 Degree days 2025 down 7.6% 1217th Precipitation - Cities and FUAs — Extreme precipitation days 11.44 Days per year 2024 up 4.0% 417th Precipitation - Cities and FUAs — Change in extreme precipitation -3.44 Days per year 2024 up 11.4% 1280th Dependency ratio - Cities and FUAs 66.1 Percentage of population aged 15-64 years 2020 up 47.9% 6th Wind threats - Cities and FUAs — Exposure to wind threats 11.56 Percentage of area 2023 down 81.3% 197th Coastal flooding - Cities and FUAs — Built-up area exposure to 0.0688 Percentage of built-up area 2022 up 237.6% 189th Internet speed - Cities and FUAs — Downloading speed -3.7 Percentage of national value 2025 up 82.7% 1003rd Internet speed - Cities and FUAs — Uploading speed -1.9 Percentage of national value 2025 up 80.8% 769th