Reference Data in Poznań 11 indicators covering reference data for Poznań. IndicatorLatest Year10-yr change Rank Cooling and heating degree days - Cities and FUAs — Cooling degree 19.78 Degree days 2025 down 85.2% 982nd Cooling and heating degree days - Cities and FUAs — Change in cooling -36.19 Degree days 2025 down 146.3% 1050th Cooling and heating degree days - Cities and FUAs 2,469 Degree days 2025 up 12.1% 179th Cooling and heating degree days - Cities and FUAs — Change in heating -164.92 Degree days 2025 up 61.7% 394th Precipitation - Cities and FUAs — Extreme precipitation days 0.5456 Days per year 2024 — 1266th Precipitation - Cities and FUAs — Change in extreme precipitation -1.25 Days per year 2024 up 30.5% 1128th Dependency ratio - Cities and FUAs 33.1 Percentage of population aged 15-64 years 2024 up 28.3% 420th Wind threats - Cities and FUAs — Exposure to wind threats 0 Percentage of area 2023 down 100.0% 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 12.5 Percentage of national value 2025 down 51.4% 409th Internet speed - Cities and FUAs — Uploading speed 72.5 Percentage of national value 2025 down 38.1% 20th