Although weather is just one factor, it can really affect your travel plans, especially if you are planning a longer stay in Uranium City. The hottest months are usually July and August, with an average temperature of 14°C, while the coldest months are February and January, with an average of -20°C. The snowiest months in Uranium City are January, April, December and February, with each month seeing an average of 136 cm of snowfall.