Reference Data in Herne 11 indicators covering reference data for Herne. IndicatorLatest Year10-yr change Rank Cooling and heating degree days - Cities and FUAs — Cooling degree 36.72 Degree days 2025 down 43.5% 833rd Cooling and heating degree days - Cities and FUAs — Change in cooling -11.12 Degree days 2025 down 165.0% 719th Cooling and heating degree days - Cities and FUAs 1,768 Degree days 2025 down 9.5% 516th Cooling and heating degree days - Cities and FUAs — Change in heating -459.13 Degree days 2025 down 68.1% 999th Precipitation - Cities and FUAs — Extreme precipitation days 5 Days per year 2024 up 25.0% 741st Precipitation - Cities and FUAs — Change in extreme precipitation 2.43 Days per year 2024 up 70.0% 403rd Dependency ratio - Cities and FUAs 34.8 Percentage of population aged 15-64 years 2025 up 3.3% 335th 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 Percentage of built-up area 2022 — 277th Internet speed - Cities and FUAs — Downloading speed 6.6 Percentage of national value 2025 down 81.8% 613th Internet speed - Cities and FUAs — Uploading speed -30 Percentage of national value 2025 down 971.4% 1168th