Reference Data in Constanța 10 indicators covering reference data for Constanța. IndicatorLatest Year10-yr change Rank Cooling and heating degree days - Cities and FUAs — Cooling degree 229 Degree days 2025 up 4.0% 462nd Cooling and heating degree days - Cities and FUAs — Change in cooling 69.72 Degree days 2025 up 14.4% 253rd Cooling and heating degree days - Cities and FUAs 1,474 Degree days 2025 down 12.1% 695th Cooling and heating degree days - Cities and FUAs — Change in heating -429.66 Degree days 2025 down 89.0% 921st Precipitation - Cities and FUAs — Extreme precipitation days 2.25 Days per year 2024 down 69.0% 1088th Precipitation - Cities and FUAs — Change in extreme precipitation -0.2755 Days per year 2024 down 105.8% 927th Wind threats - Cities and FUAs — Exposure to wind threats 25.74 Percentage of area 2023 — 163rd 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 -0.2 Percentage of national value 2025 down 103.2% 898th Internet speed - Cities and FUAs — Uploading speed 3.7 Percentage of national value 2025 down 79.7% 637th