Taking the local weather in Coles Corner into account is an important factor for planning your visit, especially if you plan to spend your trip by the pool. The hottest months are usually July and August, with an average temperature of 17°C, while the coldest months are December and January, with an average of -2°C. The snowiest months in Coles Corner are January, December, February and March, with each month seeing an average of 22 cm of snowfall.