Environment in Seattle 13 indicators covering environment for Seattle. IndicatorLatest Year10-yr change Rank Drought - Cities and FUAs — Land soil moisture anomaly -4.2 Percentage change 2025 unchanged 788th Greenhouse gas emissions - Cities and FUAs — GHG emissions from waste 1.58 Tonnes of CO2-equivalent 2024 down 4.2% 24th Total and environment-related patents - FUAs — Patent applications 2,061 Patents 2022 up 31.6% 7th Land surface temperature - Cities and FUAs — Daytime summer land 24.42 Degrees celsius 2024 down 5.3% 1262nd Land surface temperature - Cities and FUAs — Daytime winter land 2.83 Degrees celsius 2024 up 6.4% 1134th Land surface temperature - Cities and FUAs — Daytime yearly land 16.89 Degrees celsius 2024 down 2.7% 1212th Land surface temperature - Cities and FUAs — Nighttime summer land 10.69 Degrees celsius 2024 up 5.1% 1282nd Land surface temperature - Cities and FUAs — Nighttime winter land -3.77 Degrees celsius 2024 up 4.6% 1116th Land surface temperature - Cities and FUAs — Nighttime yearly land 4.01 Degrees celsius 2024 up 7.2% 1284th Air pollution - Cities and FUAs — Population exposure to nitrogen 18.7 Microgrammes per cubic metre 2025 — 820th Air pollution - Cities and FUAs — Population exposure to ozone 38.88 Microgrammes per cubic metre 2025 — 1308th Air pollution - Cities and FUAs — Population exposure to PM10 16.21 Microgrammes per cubic metre 2025 — 1285th Air pollution - Cities and FUAs — Population exposure to PM2.5 6.15 Microgrammes per cubic metre 2025 — 1307th