If you’re hoping to get lost in the rain on your romantic getaway, check out these details about year-round temperatures in Somers: The hottest months are usually July and August with an average temp of 63°F, while the coldest months are February and January with an average of 26°F. The snowiest months in Somers are January, December, February, and March, with each month seeing an average of 10 inches of snowfall.