Environment in Klagenfurt 13 indicators covering environment for Klagenfurt. IndicatorLatest Year10-yr change Rank Drought - Cities and FUAs — Land soil moisture anomaly -1 Percentage change 2025 up 23.1% 473rd Greenhouse gas emissions - Cities and FUAs — GHG emissions from waste 0.01 Tonnes of CO2-equivalent 2024 unchanged 872nd Total and environment-related patents - FUAs — Patent applications 11.1 Patents 2022 down 32.3% 437th Land surface temperature - Cities and FUAs — Daytime summer land 29.73 Degrees celsius 2024 down 0.1% 724th Land surface temperature - Cities and FUAs — Daytime winter land 3.5 Degrees celsius 2024 up 114.8% 1070th Land surface temperature - Cities and FUAs — Daytime yearly land 19.3 Degrees celsius 2024 down 7.1% 942nd Land surface temperature - Cities and FUAs — Nighttime summer land 17.88 Degrees celsius 2024 up 16.2% 515th Land surface temperature - Cities and FUAs — Nighttime winter land -3.84 Degrees celsius 2024 up 38.6% 1133rd Land surface temperature - Cities and FUAs — Nighttime yearly land 5.86 Degrees celsius 2024 up 0.1% 1141st Air pollution - Cities and FUAs — Population exposure to nitrogen 41.65 Microgrammes per cubic metre 2025 — 387th Air pollution - Cities and FUAs — Population exposure to ozone 95.22 Microgrammes per cubic metre 2025 — 420th Air pollution - Cities and FUAs — Population exposure to PM10 40.73 Microgrammes per cubic metre 2025 — 522nd Air pollution - Cities and FUAs — Population exposure to PM2.5 32.19 Microgrammes per cubic metre 2025 — 441st