Reference Data in Ljubljana 14 indicators covering reference data for Ljubljana. IndicatorLatest Year10-yr change Rank Cooling and heating degree days - Cities and FUAs — Cooling degree 85.34 Degree days 2025 down 42.7% 679th Cooling and heating degree days - Cities and FUAs — Change in cooling 14.61 Degree days 2025 down 81.3% 394th Cooling and heating degree days - Cities and FUAs 2,261 Degree days 2025 up 3.9% 274th Cooling and heating degree days - Cities and FUAs — Change in heating -214.77 Degree days 2025 up 28.4% 482nd Precipitation - Cities and FUAs — Extreme precipitation days 14.75 Days per year 2024 down 25.8% 301st Precipitation - Cities and FUAs — Change in extreme precipitation 1.68 Days per year 2024 down 75.3% 542nd Dependency ratio - Cities and FUAs 31.1 Percentage of population aged 15-64 years 2025 up 18.3% 508th 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 14 Percentage of national value 2025 down 14.1% 357th Internet speed - Cities and FUAs — Uploading speed 17.6 Percentage of national value 2025 down 29.6% 350th Correction coefficients in the European Union (Duty stations) - index 86.6 2025 up 6.7% 25th Purchasing Power Parities in the European Union (Duty stations) 0.866 2025 up 6.7% 29th Nitrogen dioxide concentrations in European capital cities - monthly 15 2026 down 60.4% 11th