Plan your trip to the beach with a look at weather throughout the year in Daxing'anling Prefecture: The hottest months are usually July and June, with an average temperature of 16°C, while the coldest months are January and December, with an average of -20°C. The snowiest months in Daxing'anling Prefecture are January, December, March and November, with each month seeing an average of 38 cm of snowfall.