Weather will likely play an important role when you plan your trip to Robinsons, and keep in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually August and July with an average temp of 58°F, while the coldest months are February and January with an average of 26°F. The snowiest months in Robinsons are January, February, December, and March, with each month seeing an average of 24 inches of snowfall.