Tornado climatology
The United States averaged 1,274 tornadoes per year in the last decade. April 2011 saw the most tornadoes ever recorded for any month in the US National Weather Service's history, 875; the previous record was 542 in one month. It has more tornadoes yearly than any other country and reports more violent (F4 and F5) tornadoes than anywhere else.
Tornadoes of 2018
There were 1,169 preliminary reports of tornadoes in the United States in 2018, of which at least 987 have been confirmed. Fifteen tornado-related deaths were confirmed worldwide; ten in the United States, four in Brazil, and one in Canada. The United States saw below-average numbers of tornadoes in 2018, with near record low tornado amounts in the typical peak month of May. Elsewhere in North America, the only officially-rated violent (EF4-EF5) tornado of the year occurred near the town of Alonsa, Manitoba on August 3; therefore, making 2018 the first year that the United States has not had a violent tornado touchdown through the entire year. With only 10 fatalities in the United States, 2018 also had the lowest number of tornado-related fatalities on record in the United States.16 tornadoes were reported in the United States in January, of which 15 were confirmed.