South Pole
In midsummer, as the sun reaches its maximum elevation of about 23.5 degrees, high temperatures at the South Pole in January average at . As the six-month "day" wears on and the sun gets lower, temperatures drop as well: they reach around sunset (late March) and sunrise (late September). In midwinter, the average temperature remains steady at around . The highest temperature ever recorded at the Amundsen–Scott South Pole Station was on Christmas Day, 2011, and the lowest was on June 23, 1982 (for comparison, the lowest temperature directly recorded anywhere on earth was at Vostok Station on July 21, 1983, though was measured indirectly by satellite in East Antarctica between Dome A and Dome F in August 2010). Mean annual temperature at the South Pole is -49.3 °C (-56.7 °F).
Sodankylä
With a mean temperature of , Sodankylä lies just north of the mean annual isotherm and experiences a subarctic climate, with short, mild summers and long, freezing, snowy winters. Its extreme northerly location combined with frequent overcast skies leads to very low amounts of sunshine in the winter months; December will average just under two minutes of sunshine daily. Sodankylä experiences polar night between 20 and 23 December and polar day between 31 May and 14 July. The temperature is usually between and , but the all-time temperature range is between and recorded on 18 July 2018.