List of United States tornadoes from November to December 2017
This page documents all tornadoes confirmed by various weather forecast offices of the National Weather Service in the United States in November 2017. Based on the 1991–2010 averaging period, 58 tornadoes occur in the United States throughout November on average, with December averaging 24.
Source: Wikipedia — List of United States tornadoes from November to December 2017 (CC BY-SA 4.0)