Reference Data in Västerås 11 indicators covering reference data for Västerås. IndicatorLatest Year10-yr change Rank Cooling and heating degree days - Cities and FUAs — Cooling degree 3.7 Degree days 2025 down 63.9% 1167th Cooling and heating degree days - Cities and FUAs — Change in cooling -20.2 Degree days 2025 down 47.9% 874th Cooling and heating degree days - Cities and FUAs 2,845 Degree days 2025 down 2.5% 93rd Cooling and heating degree days - Cities and FUAs — Change in heating -558.64 Degree days 2025 down 15.3% 1131st Precipitation - Cities and FUAs — Extreme precipitation days 1.83 Days per year 2024 up 109.4% 1152nd Precipitation - Cities and FUAs — Change in extreme precipitation 0.6272 Days per year 2024 up 290.0% 738th Dependency ratio - Cities and FUAs 31.3 Percentage of population aged 15-64 years 2024 up 1.6% 496th 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 -1.6 Percentage of national value 2025 up 80.0% 943rd Internet speed - Cities and FUAs — Uploading speed -3.8 Percentage of national value 2025 up 83.3% 801st