Reference Data in Roma 36 indicators covering reference data for Roma. IndicatorLatest Year10-yr change Rank Cooling and heating degree days by NUTS 2 regions - monthly data -13.53 % change on previous year 2025 down 1,039.9% 1618th Cooling and heating degree days - Cities and FUAs — Cooling degree 336.49 Degree days 2025 down 11.4% 356th Cooling and heating degree days - Cities and FUAs — Change in cooling 81.54 Degree days 2025 down 34.6% 231st Cooling and heating degree days - Cities and FUAs 703.45 Degree days 2025 down 28.8% 989th Cooling and heating degree days - Cities and FUAs — Change in heating -393.24 Degree days 2025 down 263.2% 803rd Cooling and heating degree days - Cities and FUAs — Change in heating -52.09 % change on previous year 2025 down 185.3% 787th Cooling and heating degree days - Cities and FUAs, annual growth rate -16.07 % change on previous year 2025 down 177.5% 948th Cooling and heating degree days - Cities and FUAs — Change in cooling -59.62 % change on previous year 2025 down 117.2% 323rd Cooling and heating degree days - Cities and FUAs — Cooling degree -26.35 % change on previous year 2025 down 130.7% 460th Precipitation - Cities and FUAs — Change in extreme precipitation -0.3072 Days per year 2024 down 114.5% 930th Precipitation - Cities and FUAs — Extreme precipitation days 9.73 Days per year 2024 down 19.9% 475th Cooling and heating degree days by NUTS 2 regions - annual data 1,147 Number 2025 down 14.3% 1614th Cooling and heating degree days by NUTS 2 regions - monthly data 245.07 Number 2025 down 6.8% 1603rd Dependency ratio - Cities and FUAs 36.9 Percentage of population aged 15-64 years 2024 up 8.8% 267th Wind threats - Cities and FUAs — Exposure to wind threats 0 Percentage of area 2023 — 271st Coastal flooding - Cities and FUAs — Built-up area exposure to 0.1412 Percentage of built-up area 2022 up 2.1% 168th Deaths (total) by NUTS 3 region 43,812 Number 2024 up 11.7% 88th Internet speed - Cities and FUAs — Downloading speed 39.3 Percentage of national value 2025 up 24.4% 37th Internet speed - Cities and FUAs — Uploading speed 51.9 Percentage of national value 2025 up 65.3% 65th Deaths by week, sex and NUTS 3 region 750 Number 2026 down 34.1% 82nd Deaths by week and NUTS 3 region 750 Number 2026 down 34.1% 82nd Deaths by week, sex, 5-year age group and NUTS 3 region 750 Number 2026 down 34.1% 81st Road accidents by NUTS 3 region 17,091 Number 2024 up 1.0% 32nd Area by NUTS 3 region 5,363 Square kilometre 2026 unchanged 827th National road freight transport by region of unloading (NUTS 3) and 33,164 Thousand tonnes 2025 up 4.2% 62nd National road freight transport by region of loading (NUTS 3) and 31,686 Thousand tonnes 2025 down 1.3% 74th Police-recorded offences by NUTS 3 region 26 Number 2023 down 31.6% 136th Nights spent at tourist accommodation establishments by NUTS 3 region 56.00 million Number 2025 up 643.2% 37th Deaths by age group, sex and NUTS 3 region 43,812 Number 2024 up 11.7% 86th Guest nights spent at short-stay accommodation offered via 20.02 million Number 2025 up 110.1% 3rd Nights spent at tourist accommodation establishments by NUTS 3 region 56.00 million Number 2025 up 643.2% 1st Area by NUTS 3 region 5,363 Square kilometre 2015 down 0.3% 664th Establishments, bedrooms and bed-places in tourist accommodation by 6,377 Number 2011 up 82.4% 32nd Correction coefficients in the European Union (Duty stations) - index 87.5 Index 2025 down 12.0% 21st Purchasing Power Parities in the European Union (Duty stations) 0.875 Index 2025 down 12.0% 25th Nitrogen dioxide concentrations in European capital cities - monthly 17.6 Micrograms per cubic metre 2026 down 63.9% 6th