Taking into account the local weather in Fingal 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 67°F, while the coldest months are January and February with an average of 17°F. The snowiest months in Fingal are April, March, February, and December, with each month seeing an average of 12 inches of snowfall.