December in Brookshire is the rainiest and the cloudiest month of the year. In December, the weather in Brookshire is typically warm. Average daily high temperature in December is about 16 degrees above zero. On average, Brookshire has 14 rainy, 8 sunny, 5 partly cloudy, and 4 cloudy days in December. The rains are usually moderate. December as well as August and September is considered the most uncomfortable time to visit Brookshire.