Environment in Colchester 12 indicators covering environment for Colchester. IndicatorLatest Year10-yr change Rank Drought - Cities and FUAs — Land soil moisture anomaly -8.4 Percentage change 2025 down 333.3% 1076th Greenhouse gas emissions - Cities and FUAs — GHG emissions from waste 0.04 Tonnes of CO2-equivalent 2024 down 50.0% 537th Land surface temperature - Cities and FUAs — Daytime summer land 25.86 Degrees celsius 2024 down 14.0% 1176th Land surface temperature - Cities and FUAs — Daytime winter land 5.12 Degrees celsius 2024 up 6.1% 876th Land surface temperature - Cities and FUAs — Daytime yearly land 16.25 Degrees celsius 2024 down 13.3% 1257th Land surface temperature - Cities and FUAs — Nighttime summer land 12.05 Degrees celsius 2024 down 1.9% 1218th Land surface temperature - Cities and FUAs — Nighttime winter land 0.6277 Degrees celsius 2024 up 148.8% 669th Land surface temperature - Cities and FUAs — Nighttime yearly land 6.36 Degrees celsius 2024 up 7.2% 1071st Air pollution - Cities and FUAs — Population exposure to nitrogen 37.67 Microgrammes per cubic metre 2025 — 528th Air pollution - Cities and FUAs — Population exposure to ozone 101.02 Microgrammes per cubic metre 2025 — 312th Air pollution - Cities and FUAs — Population exposure to PM10 35.71 Microgrammes per cubic metre 2025 — 780th Air pollution - Cities and FUAs — Population exposure to PM2.5 24.32 Microgrammes per cubic metre 2025 — 810th