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.
List of United States tornadoes from January to February 2012
In January and February 2012, the local weather forecast offices of the National Weather Service confirmed 134 tornadoes in the United States, indicating an above-average period of tornadic activity. On average, 64 tornadoes occur in the first two months of the year, with 35 occurring in January and 29 in February. However, in 2012, the count for the two months was 79 and 55, respectively. The first confirmed tornado in January (and 2012) was an EF0 tornado which struck Fort Bend County in Texas at 1445 UTC on January 9. The last tornado of February was an EF0 that affected Blount County in Tennessee at 0030 UTC on March 1, though in terms of Central Time Zone, where the tornado took place, it was still February 29. The period's strongest tornado was ranked as an EF4 and occurred on February 29 in Saline and Gallatin counties in Illinois. Total economic losses in the United States from the first two months of 2012 amounted to over $600 million.