Taking into account the local weather in Bonne Bay Pond can help you maximize your time at the pool during your trip. 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 Bonne Bay Pond are January, February, March, and December, with each month seeing an average of 25 inches of snowfall.