Scopula frigidaria is a moth of the family Geometridae. It is found from Fennoscandia to the Kamchatka Peninsula and in northern North America, where it occurs across the boreal forest region, from Alaska across the Northwest Territories and Nunavut to Newfoundland, and in the mountains south to southern Wisconsin, Alberta and British Columbia. The wingspan is 21–23 mm. Adults are on wing from late May to June in one generation per year. The larvae feed on Vaccinium myrtillus. Larvae can be found from July to May. It overwinters in the larval stage.