January in Palm Beach is the sunniest month of the year. In January, the weather in Palm Beach is typically warm. Average daily high temperature in January is about 27 degrees above zero. On average, Palm Beach has 19 sunny, 9 partly cloudy, and 3 rainy days in January. The rains are usually light. January as well as February, March, April, and August is considered the most comfortable time to visit Palm Beach.