Reference Data in Toronto 15 indicators covering reference data for Toronto. IndicatorLatest Year10-yr change Rank Cooling and heating degree days - Cities and FUAs — Cooling degree 102.2 Degree days 2025 up 9.7% 639th Cooling and heating degree days - Cities and FUAs — Change in cooling -4.8 Degree days 2025 up 65.2% 585th Cooling and heating degree days - Cities and FUAs 3,051 Degree days 2025 down 4.5% 60th Cooling and heating degree days - Cities and FUAs — Change in heating -91.28 Degree days 2025 down 270.1% 261st Cooling and heating degree days - Cities and FUAs — Change in heating 82.4 % change on previous year 2025 up 197.1% 1st Cooling and heating degree days - Cities and FUAs, annual growth rate 16.29 % change on previous year 2025 up 289.4% 1st Cooling and heating degree days - Cities and FUAs — Change in cooling -404.86 % change on previous year 2025 down 661.8% 15th Cooling and heating degree days - Cities and FUAs — Cooling degree -5.87 % change on previous year 2025 down 109.5% 4th Precipitation - Cities and FUAs — Extreme precipitation days 10.54 Days per year 2024 up 81.1% 444th Precipitation - Cities and FUAs — Change in extreme precipitation 4.02 Days per year 2024 up 678.0% 225th Dependency ratio - Cities and FUAs 23.9 Percentage of population aged 15-64 years 2021 up 35.8% 877th Wind threats - Cities and FUAs — Exposure to wind threats 0 Percentage of area 2023 — 271st 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 22.9 Percentage of national value 2025 down 19.6% 143rd Internet speed - Cities and FUAs — Uploading speed 21.3 Percentage of national value 2025 down 25.0% 271st