If you’re hoping to get lost in the rain on your romantic getaway, check out these details about year-round temperatures in Lawrencetown: The hottest months are usually August and July with an average temp of 62°F, while the coldest months are February and January with an average of 31°F. The snowiest months in Lawrencetown are February, January, December, and November, with each month seeing an average of 22 inches of snowfall.