Reference Data in 's-Gravenhage 15 indicators covering reference data for 's-Gravenhage. IndicatorLatest Year10-yr change Rank Cooling and heating degree days - Cities and FUAs — Cooling degree 10.61 Degree days 2025 down 60.3% 1068th Cooling and heating degree days - Cities and FUAs — Change in cooling -10.49 Degree days 2025 down 287.3% 703rd Cooling and heating degree days - Cities and FUAs 1,593 Degree days 2025 down 8.2% 634th Cooling and heating degree days - Cities and FUAs — Change in heating -383.75 Degree days 2025 down 58.6% 771st Cooling and heating degree days - Cities and FUAs — Change in heating -12.47 % change on previous year 2025 down 126.4% 518th Cooling and heating degree days - Cities and FUAs, annual growth rate -2.6 % change on previous year 2025 down 118.3% 500th Cooling and heating degree days - Cities and FUAs — Change in cooling -233.13 % change on previous year 2025 down 147.7% 1083rd Cooling and heating degree days - Cities and FUAs — Cooling degree -63.39 % change on previous year 2025 down 276.9% 920th Precipitation - Cities and FUAs — Extreme precipitation days 2.13 Days per year 2024 up 6.3% 1098th Precipitation - Cities and FUAs — Change in extreme precipitation 0.3588 Days per year 2024 up 53.7% 778th Dependency ratio - Cities and FUAs 24.8 Percentage of population aged 15-64 years 2025 up 8.8% 831st Wind threats - Cities and FUAs — Exposure to wind threats 100 Percentage of area 2023 unchanged 1st Coastal flooding - Cities and FUAs — Built-up area exposure to 69.46 Percentage of built-up area 2022 up 0.9% 20th Internet speed - Cities and FUAs — Downloading speed 5.5 Percentage of national value 2025 up 96.4% 650th Internet speed - Cities and FUAs — Uploading speed -7 Percentage of national value 2025 up 74.1% 848th