Reference Data in Brest 12 indicators covering reference data for Brest. IndicatorLatest Year10-yr change Rank Cooling and heating degree days - Cities and FUAs — Cooling degree 3.96 Degree days 2025 up 43.4% 1162nd Cooling and heating degree days - Cities and FUAs — Change in cooling -0.8443 Degree days 2025 up 58.7% 490th Cooling and heating degree days - Cities and FUAs 1,040 Degree days 2025 down 8.8% 873rd Cooling and heating degree days - Cities and FUAs — Change in heating -294.18 Degree days 2025 down 51.9% 610th Precipitation - Cities and FUAs — Extreme precipitation days 5.5 Days per year 2024 up 120.0% 697th Precipitation - Cities and FUAs — Change in extreme precipitation 1.68 Days per year 2024 up 227.9% 541st Dependency ratio - Cities and FUAs 25.7 Percentage of population aged 15-64 years 2022 up 11.7% 796th Wind threats - Cities and FUAs — Exposure to wind threats 100 Percentage of area 2023 unchanged 1st 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 56,442 Persons 2022 up 7.4% 232nd Internet speed - Cities and FUAs — Downloading speed 12.5 Percentage of national value 2025 down 73.6% 409th Internet speed - Cities and FUAs — Uploading speed 24.1 Percentage of national value 2025 down 52.4% 241st