Reference Data in Gdańsk 11 indicators covering reference data for Gdańsk. IndicatorLatest Year10-yr change Rank Cooling and heating degree days - Cities and FUAs — Cooling degree 2.69 Degree days 2025 down 94.8% 1178th Cooling and heating degree days - Cities and FUAs — Change in cooling -24.72 Degree days 2025 down 200.5% 933rd Cooling and heating degree days - Cities and FUAs 2,110 Degree days 2025 down 12.8% 332nd Cooling and heating degree days - Cities and FUAs — Change in heating -723.35 Degree days 2025 down 74.8% 1229th Precipitation - Cities and FUAs — Extreme precipitation days 3.3 Days per year 2024 up 998.9% 938th Precipitation - Cities and FUAs — Change in extreme precipitation 1.85 Days per year 2024 up 261.7% 497th Dependency ratio - Cities and FUAs 31.9 Percentage of population aged 15-64 years 2024 up 23.2% 468th 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 13.13 Percentage of built-up area 2022 down 7.5% 51st Internet speed - Cities and FUAs — Downloading speed 23.4 Percentage of national value 2025 down 20.7% 139th Internet speed - Cities and FUAs — Uploading speed -14.7 Percentage of national value 2025 down 1,080.0% 977th