Average temperatures are lower than in the rest of Great Britain, with the coldest ever UK temperature of recorded at Braemar in the Grampian Mountains, on 10 January 1982 and also at Altnaharra, Highland, on 30 December 1995. Winter maxima average , with summer maxima averaging . Western coastal areas of Scotland are warmer than the east and inland areas, due to the influence of the Atlantic currents, and the colder surface temperatures of the North Sea; however, during rare hot spells, the west is cooler than the east. The highest temperature recorded was at Greycrook in the Scottish Borders on 9 August 2003. Areas such as Inverewe Garden in the northwest and the Logan Botanic Garden in the southwest have warm enough microclimates to support palm trees.