You might spend a lot of your holiday inside, but if you want to see more of the area, taking a look at local weather data can help you. The hottest months are usually July and August, with an average temperature of 13°C, while the coldest months are February and December, with an average of -5°C. The snowiest months in June Lake are March, February, January and April, with each month seeing an average of 77 cm of snowfall.