Reference Data in Sittard-Geleen 11 indicators covering reference data for Sittard-Geleen. IndicatorLatest Year10-yr change Rank Cooling and heating degree days - Cities and FUAs — Cooling degree 34.76 Degree days 2025 down 51.7% 848th Cooling and heating degree days - Cities and FUAs — Change in cooling -11.62 Degree days 2025 down 145.5% 731st Cooling and heating degree days - Cities and FUAs 1,393 Degree days 2025 down 25.5% 732nd Cooling and heating degree days - Cities and FUAs — Change in heating -726.44 Degree days 2025 down 191.0% 1231st Precipitation - Cities and FUAs — Extreme precipitation days 2.67 Days per year 2024 down 20.0% 1043rd Precipitation - Cities and FUAs — Change in extreme precipitation 1.09 Days per year 2024 down 37.9% 641st Dependency ratio - Cities and FUAs 43.1 Percentage of population aged 15-64 years 2025 up 30.2% 106th 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 7.4 Percentage of national value 2025 up 1,380.0% 578th Internet speed - Cities and FUAs — Uploading speed -12.1 Percentage of national value 2025 up 66.2% 941st