The lowest temperatures ever recorded on the planet outside Antarctica occurred in the basin of the Yana River to the northeast of Yakutsk, making it the coldest major city in the world. Although winters are extremely cold and long – Yakutsk has never recorded a temperature above freezing between 10 November and 14 March inclusive – summers are warm and occasionally hot (though short), with daily maximum temperatures sometimes exceeding , making the seasonal temperature differences for the region the greatest in the world at . The lowest temperature recorded in Yakutsk was on 5 February 1891 and the highest temperatures on 17 July 2011 and on 15 July 1942. The hottest month in records going back to 1834 has been July 1894, with a mean of , and the coldest, January 1900, which averaged . Yakutsk is possibly the largest and most populous city in the world with an average winter temperature of below degrees.