Reference Data in Krefeld 11 indicators covering reference data for Krefeld. IndicatorLatest Year10-yr change Rank Cooling and heating degree days - Cities and FUAs — Cooling degree 40.46 Degree days 2025 down 43.4% 810th Cooling and heating degree days - Cities and FUAs — Change in cooling -9.2 Degree days 2025 down 142.1% 685th Cooling and heating degree days - Cities and FUAs 1,683 Degree days 2025 down 9.0% 575th Cooling and heating degree days - Cities and FUAs — Change in heating -431.89 Degree days 2025 down 62.3% 926th Precipitation - Cities and FUAs — Extreme precipitation days 4.5 Days per year 2024 down 25.0% 793rd Precipitation - Cities and FUAs — Change in extreme precipitation 2.21 Days per year 2024 down 40.5% 436th Dependency ratio - Cities and FUAs 34.9 Percentage of population aged 15-64 years 2025 up 2.6% 331st 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 15.7 Percentage of national value 2025 down 52.0% 303rd Internet speed - Cities and FUAs — Uploading speed -31.9 Percentage of national value 2025 down 86.5% 1184th