Reference Data in Arnhem 11 indicators covering reference data for Arnhem. IndicatorLatest Year10-yr change Rank Cooling and heating degree days - Cities and FUAs — Cooling degree 25.85 Degree days 2025 down 45.1% 911th Cooling and heating degree days - Cities and FUAs — Change in cooling -11.95 Degree days 2025 down 228.2% 736th Cooling and heating degree days - Cities and FUAs 2,219 Degree days 2025 up 15.0% 296th Cooling and heating degree days - Cities and FUAs — Change in heating 48.95 Degree days 2025 up 120.4% 52nd Precipitation - Cities and FUAs — Extreme precipitation days 2.29 Days per year 2024 up 59.9% 1085th Precipitation - Cities and FUAs — Change in extreme precipitation 0.615 Days per year 2024 up 355.0% 740th Dependency ratio - Cities and FUAs 23.8 Percentage of population aged 15-64 years 2025 up 16.7% 889th 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 Percentage of built-up area 2022 — 277th Internet speed - Cities and FUAs — Downloading speed 4.9 Percentage of national value 2025 up 313.0% 687th Internet speed - Cities and FUAs — Uploading speed 9.4 Percentage of national value 2025 up 161.4% 505th