November in Saint Helier is the rainiest month of the year. In November, the weather in Saint Helier is typically warm. Average daily high temperature in November is about 12 degrees above zero. On average, Saint Helier has 20 rainy, 6 partly cloudy, 3 sunny, and 1 cloudy day in November. The rains are usually heavy. November as well as January, February, March, and October is considered the most uncomfortable time to visit Saint Helier.