Weather will likely play an important role when you plan your trip to Ticonderoga, and keep in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually July and August with an average temp of 66°F, while the coldest months are January and February with an average of 26°F. The snowiest months in Ticonderoga are January, March, February, and December, with each month seeing an average of 10 inches of snowfall.