If you’re looking forward to lots of outings with your partner, take a look at these details about year-round temperatures in Beaver Creek: The hottest months are usually July and June, with an average temperature of 12°C, while the coldest months are January and December, with an average of -19°C. The snowiest months in Beaver Creek are April, November, January and October, with each month seeing an average of 35 cm of snowfall.