{"entity":{"iso2":"SL","iso3":"SLE","name":"Sierra Leone","slug":"sierra-leone"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"decadal-average-surface-temperature","source":"Contains modified Copernicus Climate Change Service information (2026) \u2013 with major processing by Our World in Data","source_url":"https://ourworldindata.org/grapher/decadal-average-surface-temperature","title":"Decadal average surface temperature","unit":"\u00b0C"},"observations":[{"date":"1940-01-01","value":24.8518},{"date":"1950-01-01","value":24.8433},{"date":"1960-01-01","value":25.2009},{"date":"1970-01-01","value":25.3793},{"date":"1980-01-01","value":25.631},{"date":"1990-01-01","value":25.5303},{"date":"2000-01-01","value":25.673},{"date":"2010-01-01","value":25.8831}],"summary":{"latest_period":"2010-01-01","latest_value":25.8831,"max":25.8831,"mean":25.3741,"min":24.8433,"of":193,"rank":47,"trend":"flat"}}