In November, the weather in Newtown St Boswells is typically cold. Average daily high temperature in November is about 6 degrees above zero. On average, Newtown St Boswells has 20 rainy, 7 cloudy, and 3 sunny days in November. The rains are usually moderate. November as well as January, February, March, and April is considered the most uncomfortable time to visit Newtown St Boswells.