Planning for the weather is an important factor for making your trip to Truckee a success, especially when you’re splurging. The hottest months are usually July and August, with an average temperature of 17°C, while the coldest months are December and February, with an average of -1°C. The snowiest months in Truckee are March, February, January and April, with each month seeing an average of 73 cm of snowfall.