Reference Data in Greater Adelaide 11 indicators covering reference data for Greater Adelaide. IndicatorLatest Year10-yr change Rank Cooling and heating degree days - Cities and FUAs — Cooling degree 230.25 Degree days 2025 down 33.8% 460th Cooling and heating degree days - Cities and FUAs — Change in cooling -32.42 Degree days 2025 down 138.1% 1017th Cooling and heating degree days - Cities and FUAs 669.72 Degree days 2025 down 11.3% 1011th Cooling and heating degree days - Cities and FUAs — Change in heating -79.48 Degree days 2025 down 1,397.6% 240th Precipitation - Cities and FUAs — Extreme precipitation days 0.7134 Days per year 2024 down 41.2% 1258th Precipitation - Cities and FUAs — Change in extreme precipitation -1.21 Days per year 2024 down 71.0% 1126th Dependency ratio - Cities and FUAs 28.9 Percentage of population aged 15-64 years 2024 up 17.0% 636th 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 0.0001 Percentage of built-up area 2022 down 2.6% 276th Internet speed - Cities and FUAs — Downloading speed 2.4 Percentage of national value 2025 up 233.3% 798th Internet speed - Cities and FUAs — Uploading speed -2.4 Percentage of national value 2025 up 52.0% 776th