Reference Data in Erlangen 11 indicators covering reference data for Erlangen. IndicatorLatest Year10-yr change Rank Cooling and heating degree days - Cities and FUAs — Cooling degree 60.95 Degree days 2025 down 57.7% 737th Cooling and heating degree days - Cities and FUAs — Change in cooling 0.4325 Degree days 2025 down 99.5% 462nd Cooling and heating degree days - Cities and FUAs 2,728 Degree days 2025 up 22.3% 116th Cooling and heating degree days - Cities and FUAs — Change in heating 153.87 Degree days 2025 up 144.9% 27th Precipitation - Cities and FUAs — Extreme precipitation days 2.5 Days per year 2024 down 28.6% 1059th Precipitation - Cities and FUAs — Change in extreme precipitation 0.0501 Days per year 2024 down 95.2% 860th Dependency ratio - Cities and FUAs 27.3 Percentage of population aged 15-64 years 2025 up 1.9% 727th 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 8.6 Percentage of national value 2025 up 28.4% 530th Internet speed - Cities and FUAs — Uploading speed -5.3 Percentage of national value 2025 down 184.1% 832nd