Reference Data in La Seyne-sur-Mer 16 indicators covering reference data for La Seyne-sur-Mer. IndicatorLatest Year10-yr change Rank Cooling and heating degree days - Cities and FUAs — Cooling degree 252.98 Degree days 2025 up 16.9% 434th Cooling and heating degree days - Cities and FUAs — Change in cooling 104.81 Degree days 2025 up 53.4% 179th Cooling and heating degree days - Cities and FUAs 714.93 Degree days 2025 down 22.3% 986th Cooling and heating degree days - Cities and FUAs — Change in heating -366.94 Degree days 2025 down 126.8% 744th Cooling and heating degree days - Cities and FUAs — Change in heating -50.53 % change on previous year 2025 down 221.5% 773rd Cooling and heating degree days - Cities and FUAs, annual growth rate -14.7 % change on previous year 2025 down 202.8% 918th Cooling and heating degree days - Cities and FUAs — Change in cooling -7.31 % change on previous year 2025 down 101.7% 121st Cooling and heating degree days - Cities and FUAs — Cooling degree -3.16 % change on previous year 2025 down 104.6% 113th Precipitation - Cities and FUAs — Extreme precipitation days 9 Days per year 2024 down 47.1% 502nd Precipitation - Cities and FUAs — Change in extreme precipitation 1.33 Days per year 2024 down 85.7% 594th Dependency ratio - Cities and FUAs 56.3 Percentage of population aged 15-64 years 2022 up 28.8% 19th 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 Main mode of transport to work - Cities and FUAs — Employed persons 40,733 Persons 2022 up 7.0% 249th Internet speed - Cities and FUAs — Downloading speed -2.2 Percentage of national value 2025 down 116.1% 953rd Internet speed - Cities and FUAs — Uploading speed -2.1 Percentage of national value 2025 down 109.1% 762nd