April in Lubbock is the windiest and the sunniest month of the year. In April, the weather in Lubbock is typically warm. Average daily high temperature in April is about 24 degrees above zero. On average, Lubbock has 19 sunny, 6 partly cloudy, and 5 rainy days in April. The rains are usually moderate. April as well as March, October, and November is considered the most comfortable time to visit Lubbock.