In October, the weather in Happy Valley-Goose Bay is typically cold. Average daily high temperature in October is about 6 degrees above zero. On average, Happy Valley-Goose Bay has 10 rainy, 9 partly cloudy, 8 cloudy, and 4 sunny days in October. The rains are usually heavy. October as well as January, February, April, and May is considered the most uncomfortable time to visit Happy Valley-Goose Bay.