January in Ashkelon is the rainiest, the cloudiest, and the coldest month of the year. In January, the weather in Ashkelon is typically warm. Average daily high temperature in January is about 17 degrees above zero. On average, Ashkelon has 12 rainy, 10 partly cloudy, and 9 sunny days in January. The rains are usually heavy. January as well as February is considered the most uncomfortable time to visit Ashkelon.