Reference Data in Plzeň 11 indicators covering reference data for Plzeň. IndicatorLatest Year10-yr change Rank Cooling and heating degree days - Cities and FUAs — Cooling degree 24.72 Degree days 2025 down 83.1% 922nd Cooling and heating degree days - Cities and FUAs — Change in cooling -25.98 Degree days 2025 down 127.3% 944th Cooling and heating degree days - Cities and FUAs 2,394 Degree days 2025 up 1.5% 208th Cooling and heating degree days - Cities and FUAs — Change in heating -393.47 Degree days 2025 up 8.4% 815th Precipitation - Cities and FUAs — Extreme precipitation days 2.83 Days per year 2024 up 13.3% 1014th Precipitation - Cities and FUAs — Change in extreme precipitation 1.25 Days per year 2024 up 36.4% 615th Dependency ratio - Cities and FUAs 31.1 Percentage of population aged 15-64 years 2025 up 3.3% 508th 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 37.1 Percentage of national value 2025 down 12.3% 46th Internet speed - Cities and FUAs — Uploading speed 57.8 Percentage of national value 2025 down 29.9% 41st