February in Grand Island is the cloudiest month of the year. In February, the weather in Grand Island is typically cold. Average daily high temperature in February is about 2 degrees above zero. On average, Grand Island has 16 partly cloudy, 9 sunny, 3 cloudy, and 1 rainy day in February. The rains are usually light. February as well as January, November, and December is considered the most uncomfortable time to visit Grand Island.