Reference Data in Kiel 11 indicators covering reference data for Kiel. IndicatorLatest Year10-yr change Rank Cooling and heating degree days - Cities and FUAs — Cooling degree 5.13 Degree days 2025 down 76.5% 1145th Cooling and heating degree days - Cities and FUAs — Change in cooling -17.27 Degree days 2025 down 3,058.2% 834th Cooling and heating degree days - Cities and FUAs 2,025 Degree days 2025 down 5.6% 374th Cooling and heating degree days - Cities and FUAs — Change in heating -452.04 Degree days 2025 down 36.7% 979th Precipitation - Cities and FUAs — Extreme precipitation days 2.5 Days per year 2024 down 28.6% 1060th Precipitation - Cities and FUAs — Change in extreme precipitation 0.7942 Days per year 2024 down 55.7% 703rd Dependency ratio - Cities and FUAs 28.5 Percentage of population aged 15-64 years 2025 up 8.0% 660th Wind threats - Cities and FUAs — Exposure to wind threats 0 Percentage of area 2023 down 100.0% 273rd Coastal flooding - Cities and FUAs — Built-up area exposure to 0.0437 Percentage of built-up area 2022 down 1.5% 206th Internet speed - Cities and FUAs — Downloading speed 27.2 Percentage of national value 2025 up 186.3% 100th Internet speed - Cities and FUAs — Uploading speed 37.7 Percentage of national value 2025 up 514.3% 130th