Reference Data in Zoetermeer 11 indicators covering reference data for Zoetermeer. IndicatorLatest Year10-yr change Rank Cooling and heating degree days - Cities and FUAs — Cooling degree 13.67 Degree days 2025 down 53.8% 1040th Cooling and heating degree days - Cities and FUAs — Change in cooling -10.01 Degree days 2025 down 268.3% 699th Cooling and heating degree days - Cities and FUAs 2,025 Degree days 2025 up 14.8% 375th Cooling and heating degree days - Cities and FUAs — Change in heating 19.19 Degree days 2025 up 107.9% 62nd Precipitation - Cities and FUAs — Extreme precipitation days 2 Days per year 2024 unchanged 1114th Precipitation - Cities and FUAs — Change in extreme precipitation 0.2585 Days per year 2024 unchanged 809th Dependency ratio - Cities and FUAs 34.2 Percentage of population aged 15-64 years 2025 up 42.5% 359th 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 100 Percentage of built-up area 2022 unchanged 1st Internet speed - Cities and FUAs — Downloading speed 10.8 Percentage of national value 2025 down 20.6% 451st Internet speed - Cities and FUAs — Uploading speed 1.3 Percentage of national value 2025 up 107.1% 693rd