Reference Data in Matsuyama 11 indicators covering reference data for Matsuyama. IndicatorLatest Year10-yr change Rank Cooling and heating degree days - Cities and FUAs — Cooling degree 407.26 Degree days 2025 up 96.8% 282nd Cooling and heating degree days - Cities and FUAs — Change in cooling 149.31 Degree days 2025 up 392.7% 102nd Cooling and heating degree days - Cities and FUAs 1,534 Degree days 2025 up 17.5% 670th Cooling and heating degree days - Cities and FUAs — Change in heating 55.42 Degree days 2025 up 132.0% 48th Precipitation - Cities and FUAs — Extreme precipitation days 34.4 Days per year 2024 up 21.1% 46th Precipitation - Cities and FUAs — Change in extreme precipitation 10.17 Days per year 2024 up 143.7% 40th Dependency ratio - Cities and FUAs 50.3 Percentage of population aged 15-64 years 2020 up 42.1% 47th 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 0.0651 Percentage of built-up area 2022 up 23.0% 191st Internet speed - Cities and FUAs — Downloading speed -21 Percentage of national value 2025 up 41.7% 1255th Internet speed - Cities and FUAs — Uploading speed -24.1 Percentage of national value 2025 down 23.0% 1106th