Reference Data in Leverkusen 11 indicators covering reference data for Leverkusen. IndicatorLatest Year10-yr change Rank Cooling and heating degree days - Cities and FUAs — Cooling degree 40.57 Degree days 2025 down 45.3% 808th Cooling and heating degree days - Cities and FUAs — Change in cooling -9.8 Degree days 2025 down 141.2% 694th Cooling and heating degree days - Cities and FUAs 1,747 Degree days 2025 down 9.8% 531st Cooling and heating degree days - Cities and FUAs — Change in heating -451.62 Degree days 2025 down 73.1% 978th Precipitation - Cities and FUAs — Extreme precipitation days 7 Days per year 2024 up 90.9% 587th Precipitation - Cities and FUAs — Change in extreme precipitation 3.03 Days per year 2024 up 1,110.3% 312th Dependency ratio - Cities and FUAs 33.7 Percentage of population aged 15-64 years 2025 down 0.9% 394th Wind threats - Cities and FUAs — Exposure to wind threats 0 Percentage of area 2023 — 273rd 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 4.1 Percentage of national value 2025 down 77.8% 727th Internet speed - Cities and FUAs — Uploading speed -28.1 Percentage of national value 2025 down 97.9% 1149th