Taking into account the local weather in St. Paul’s is an important factor for planning your visit, especially if you plan to spend your trip poolside. The hottest months are usually July and August with an average temp of 57°F, while the coldest months are February and January with an average of 22°F. The snowiest months in St. Paul’s are April, February, December, and January, with each month seeing an average of 12 inches of snowfall.