Reference Data in Ulm 11 indicators covering reference data for Ulm. IndicatorLatest Year10-yr change Rank Cooling and heating degree days - Cities and FUAs — Cooling degree 26.73 Degree days 2025 down 74.1% 902nd Cooling and heating degree days - Cities and FUAs — Change in cooling -12.92 Degree days 2025 down 120.4% 754th Cooling and heating degree days - Cities and FUAs 2,343 Degree days 2025 down 3.7% 229th Cooling and heating degree days - Cities and FUAs — Change in heating -401.74 Degree days 2025 down 28.8% 843rd Precipitation - Cities and FUAs — Extreme precipitation days 5.43 Days per year 2024 up 15.1% 709th Precipitation - Cities and FUAs — Change in extreme precipitation 1.45 Days per year 2024 up 97.4% 578th Dependency ratio - Cities and FUAs 28.9 Percentage of population aged 15-64 years 2025 up 5.5% 636th 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 8.1 Percentage of national value 2025 up 206.6% 550th Internet speed - Cities and FUAs — Uploading speed -31 Percentage of national value 2025 up 14.4% 1176th