If you’re hoping to get lost in the rain on your romantic getaway, check out these details about year-round temperatures in Uig: The hottest months are usually July and August with an average temp of 55°F, while the coldest months are January and February with an average of 42°F. The rainiest months in Uig are October, December, November, and January, with each month seeing an average of 8 inches of rainfall.