Reference Data in Gangneung 11 indicators covering reference data for Gangneung. IndicatorLatest Year10-yr change Rank Cooling and heating degree days - Cities and FUAs — Cooling degree 203.72 Degree days 2025 up 74.6% 494th Cooling and heating degree days - Cities and FUAs — Change in cooling 102.44 Degree days 2025 up 564.9% 190th Cooling and heating degree days - Cities and FUAs 2,344 Degree days 2025 down 3.4% 226th Cooling and heating degree days - Cities and FUAs — Change in heating -418.84 Degree days 2025 down 25.0% 890th Precipitation - Cities and FUAs — Extreme precipitation days 17.65 Days per year 2024 up 14.6% 226th Precipitation - Cities and FUAs — Change in extreme precipitation 1.21 Days per year 2024 up 215.9% 621st Dependency ratio - Cities and FUAs 37.5 Percentage of population aged 15-64 years 2023 up 64.5% 246th Wind threats - Cities and FUAs — Exposure to wind threats 72.83 Percentage of area 2023 up 73.7% 102nd Coastal flooding - Cities and FUAs — Built-up area exposure to 0 Percentage of built-up area 2022 — 277th Internet speed - Cities and FUAs — Downloading speed -0.2 Percentage of national value 2025 up 98.6% 898th Internet speed - Cities and FUAs — Uploading speed -2.2 Percentage of national value 2025 up 84.6% 772nd